488339988

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1\times {\mathrm{1867}}^1$

素因数の和:2252

約数の個数: 48

約数和(自身を含む): 1159893504

約数和(自身を除く): 671553516

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 307, 426, 614, 852, 921, 1228, 1842, 1867, 3684, 3734, 5601, 7468, 11202, 21797, 22404, 43594, 65391, 87188, 130782, 132557, 261564, 265114, 397671, 530228, 573169, 795342, 1146338, 1590684, 1719507, 2292676, 3439014, 6878028, 40694999, 81389998, 122084997, 162779996, 244169994, 488339988]

約数ペア:

[(1, 488339988), (2, 244169994), (3, 162779996), (4, 122084997), (6, 81389998), (12, 40694999), (71, 6878028), (142, 3439014), (213, 2292676), (284, 1719507), (307, 1590684), (426, 1146338), (614, 795342), (852, 573169), (921, 530228), (1228, 397671), (1842, 265114), (1867, 261564), (3684, 132557), (3734, 130782), (5601, 87188), (7468, 65391), (11202, 43594), (21797, 22404)]