131432868

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:213

約数の個数: 168

約数和(自身を含む): 405441792

約数和(自身を除く): 274008924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 47, 54, 63, 81, 84, 94, 108, 126, 137, 141, 162, 188, 189, 243, 252, 274, 282, 324, 329, 378, 411, 423, 486, 548, 564, 567, 658, 729, 756, 822, 846, 959, 972, 987, 1134, 1233, 1269, 1316, 1458, 1644, 1692, 1701, 1918, 1974, 2268, 2466, 2538, 2877, 2916, 2961, 3402, 3699, 3807, 3836, 3948, 4932, 5076, 5103, 5754, 5922, 6439, 6804, 7398, 7614, 8631, 8883, 10206, 11097, 11421, 11508, 11844, 12878, 14796, 15228, 17262, 17766, 19317, 20412, 22194, 22842, 25756, 25893, 26649, 33291, 34263, 34524, 35532, 38634, 44388, 45073, 45684, 51786, 53298, 57951, 66582, 68526, 77268, 77679, 79947, 90146, 99873, 103572, 106596, 115902, 133164, 135219, 137052, 155358, 159894, 173853, 180292, 199746, 231804, 233037, 239841, 270438, 310716, 319788, 347706, 399492, 405657, 466074, 479682, 521559, 540876, 695412, 699111, 811314, 932148, 959364, 1043118, 1216971, 1398222, 1564677, 1622628, 2086236, 2433942, 2796444, 3129354, 3650913, 4694031, 4867884, 6258708, 7301826, 9388062, 10952739, 14603652, 18776124, 21905478, 32858217, 43810956, 65716434, 131432868]

約数ペア:

[(1, 131432868), (2, 65716434), (3, 43810956), (4, 32858217), (6, 21905478), (7, 18776124), (9, 14603652), (12, 10952739), (14, 9388062), (18, 7301826), (21, 6258708), (27, 4867884), (28, 4694031), (36, 3650913), (42, 3129354), (47, 2796444), (54, 2433942), (63, 2086236), (81, 1622628), (84, 1564677), (94, 1398222), (108, 1216971), (126, 1043118), (137, 959364), (141, 932148), (162, 811314), (188, 699111), (189, 695412), (243, 540876), (252, 521559), (274, 479682), (282, 466074), (324, 405657), (329, 399492), (378, 347706), (411, 319788), (423, 310716), (486, 270438), (548, 239841), (564, 233037), (567, 231804), (658, 199746), (729, 180292), (756, 173853), (822, 159894), (846, 155358), (959, 137052), (972, 135219), (987, 133164), (1134, 115902), (1233, 106596), (1269, 103572), (1316, 99873), (1458, 90146), (1644, 79947), (1692, 77679), (1701, 77268), (1918, 68526), (1974, 66582), (2268, 57951), (2466, 53298), (2538, 51786), (2877, 45684), (2916, 45073), (2961, 44388), (3402, 38634), (3699, 35532), (3807, 34524), (3836, 34263), (3948, 33291), (4932, 26649), (5076, 25893), (5103, 25756), (5754, 22842), (5922, 22194), (6439, 20412), (6804, 19317), (7398, 17766), (7614, 17262), (8631, 15228), (8883, 14796), (10206, 12878), (11097, 11844), (11421, 11508)]