38931228

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:256

約数の個数: 144

約数和(自身を含む): 121605120

約数和(自身を除く): 82673892

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 47, 57, 63, 76, 84, 94, 114, 126, 133, 141, 171, 173, 188, 228, 252, 266, 282, 329, 342, 346, 399, 423, 519, 532, 564, 658, 684, 692, 798, 846, 893, 987, 1038, 1197, 1211, 1316, 1557, 1596, 1692, 1786, 1974, 2076, 2394, 2422, 2679, 2961, 3114, 3287, 3572, 3633, 3948, 4788, 4844, 5358, 5922, 6228, 6251, 6574, 7266, 8037, 8131, 9861, 10716, 10899, 11844, 12502, 13148, 14532, 16074, 16262, 18753, 19722, 21798, 23009, 24393, 25004, 29583, 32148, 32524, 37506, 39444, 43596, 46018, 48786, 56259, 56917, 59166, 69027, 73179, 75012, 92036, 97572, 112518, 113834, 118332, 138054, 146358, 154489, 170751, 207081, 225036, 227668, 276108, 292716, 308978, 341502, 414162, 463467, 512253, 617956, 683004, 828324, 926934, 1024506, 1081423, 1390401, 1853868, 2049012, 2162846, 2780802, 3244269, 4325692, 5561604, 6488538, 9732807, 12977076, 19465614, 38931228]

約数ペア:

[(1, 38931228), (2, 19465614), (3, 12977076), (4, 9732807), (6, 6488538), (7, 5561604), (9, 4325692), (12, 3244269), (14, 2780802), (18, 2162846), (19, 2049012), (21, 1853868), (28, 1390401), (36, 1081423), (38, 1024506), (42, 926934), (47, 828324), (57, 683004), (63, 617956), (76, 512253), (84, 463467), (94, 414162), (114, 341502), (126, 308978), (133, 292716), (141, 276108), (171, 227668), (173, 225036), (188, 207081), (228, 170751), (252, 154489), (266, 146358), (282, 138054), (329, 118332), (342, 113834), (346, 112518), (399, 97572), (423, 92036), (519, 75012), (532, 73179), (564, 69027), (658, 59166), (684, 56917), (692, 56259), (798, 48786), (846, 46018), (893, 43596), (987, 39444), (1038, 37506), (1197, 32524), (1211, 32148), (1316, 29583), (1557, 25004), (1596, 24393), (1692, 23009), (1786, 21798), (1974, 19722), (2076, 18753), (2394, 16262), (2422, 16074), (2679, 14532), (2961, 13148), (3114, 12502), (3287, 11844), (3572, 10899), (3633, 10716), (3948, 9861), (4788, 8131), (4844, 8037), (5358, 7266), (5922, 6574), (6228, 6251)]