27821556

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:105

約数の個数: 168

約数和(自身を含む): 88139520

約数和(自身を除く): 60317964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 29, 36, 42, 47, 54, 58, 63, 81, 84, 87, 94, 108, 116, 126, 141, 162, 174, 188, 189, 203, 243, 252, 261, 282, 324, 329, 348, 378, 406, 423, 486, 522, 564, 567, 609, 658, 729, 756, 783, 812, 846, 972, 987, 1044, 1134, 1218, 1269, 1316, 1363, 1458, 1566, 1692, 1701, 1827, 1974, 2268, 2349, 2436, 2538, 2726, 2916, 2961, 3132, 3402, 3654, 3807, 3948, 4089, 4698, 5076, 5103, 5452, 5481, 5922, 6804, 7047, 7308, 7614, 8178, 8883, 9396, 9541, 10206, 10962, 11421, 11844, 12267, 14094, 15228, 16356, 16443, 17766, 19082, 20412, 21141, 21924, 22842, 24534, 26649, 28188, 28623, 32886, 34263, 35532, 36801, 38164, 42282, 45684, 49068, 49329, 53298, 57246, 65772, 68526, 73602, 79947, 84564, 85869, 98658, 106596, 110403, 114492, 137052, 147204, 147987, 159894, 171738, 197316, 220806, 239841, 257607, 295974, 319788, 331209, 343476, 441612, 479682, 515214, 591948, 662418, 772821, 959364, 993627, 1030428, 1324836, 1545642, 1987254, 2318463, 3091284, 3974508, 4636926, 6955389, 9273852, 13910778, 27821556]

約数ペア:

[(1, 27821556), (2, 13910778), (3, 9273852), (4, 6955389), (6, 4636926), (7, 3974508), (9, 3091284), (12, 2318463), (14, 1987254), (18, 1545642), (21, 1324836), (27, 1030428), (28, 993627), (29, 959364), (36, 772821), (42, 662418), (47, 591948), (54, 515214), (58, 479682), (63, 441612), (81, 343476), (84, 331209), (87, 319788), (94, 295974), (108, 257607), (116, 239841), (126, 220806), (141, 197316), (162, 171738), (174, 159894), (188, 147987), (189, 147204), (203, 137052), (243, 114492), (252, 110403), (261, 106596), (282, 98658), (324, 85869), (329, 84564), (348, 79947), (378, 73602), (406, 68526), (423, 65772), (486, 57246), (522, 53298), (564, 49329), (567, 49068), (609, 45684), (658, 42282), (729, 38164), (756, 36801), (783, 35532), (812, 34263), (846, 32886), (972, 28623), (987, 28188), (1044, 26649), (1134, 24534), (1218, 22842), (1269, 21924), (1316, 21141), (1363, 20412), (1458, 19082), (1566, 17766), (1692, 16443), (1701, 16356), (1827, 15228), (1974, 14094), (2268, 12267), (2349, 11844), (2436, 11421), (2538, 10962), (2726, 10206), (2916, 9541), (2961, 9396), (3132, 8883), (3402, 8178), (3654, 7614), (3807, 7308), (3948, 7047), (4089, 6804), (4698, 5922), (5076, 5481), (5103, 5452)]