1397403828

素因数分解:

$2^2\times 3^2\times {\mathrm{227}}^1\times {\mathrm{307}}^1\times {\mathrm{557}}^1$

素因数の和:1101

約数の個数: 72

約数和(自身を含む): 3565834272

約数和(自身を除く): 2168430444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 227, 307, 454, 557, 614, 681, 908, 921, 1114, 1228, 1362, 1671, 1842, 2043, 2228, 2724, 2763, 3342, 3684, 4086, 5013, 5526, 6684, 8172, 10026, 11052, 20052, 69689, 126439, 139378, 170999, 209067, 252878, 278756, 341998, 379317, 418134, 505756, 512997, 627201, 683996, 758634, 836268, 1025994, 1137951, 1254402, 1517268, 1538991, 2051988, 2275902, 2508804, 3077982, 4551804, 6155964, 38816773, 77633546, 116450319, 155267092, 232900638, 349350957, 465801276, 698701914, 1397403828]

約数ペア:

[(1, 1397403828), (2, 698701914), (3, 465801276), (4, 349350957), (6, 232900638), (9, 155267092), (12, 116450319), (18, 77633546), (36, 38816773), (227, 6155964), (307, 4551804), (454, 3077982), (557, 2508804), (614, 2275902), (681, 2051988), (908, 1538991), (921, 1517268), (1114, 1254402), (1228, 1137951), (1362, 1025994), (1671, 836268), (1842, 758634), (2043, 683996), (2228, 627201), (2724, 512997), (2763, 505756), (3342, 418134), (3684, 379317), (4086, 341998), (5013, 278756), (5526, 252878), (6684, 209067), (8172, 170999), (10026, 139378), (11052, 126439), (20052, 69689)]