1639731675

素因数分解:

$3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{233}}^1\times {\mathrm{911}}^1$

素因数の和:1260

約数の個数: 48

約数和(自身を含む): 2752109568

約数和(自身を除く): 1112377893

約数列:

[1, 3, 5, 15, 25, 75, 103, 233, 309, 515, 699, 911, 1165, 1545, 2575, 2733, 3495, 4555, 5825, 7725, 13665, 17475, 22775, 23999, 68325, 71997, 93833, 119995, 212263, 281499, 359985, 469165, 599975, 636789, 1061315, 1407495, 1799925, 2345825, 3183945, 5306575, 7037475, 15919725, 21863089, 65589267, 109315445, 327946335, 546577225, 1639731675]

約数ペア:

[(1, 1639731675), (3, 546577225), (5, 327946335), (15, 109315445), (25, 65589267), (75, 21863089), (103, 15919725), (233, 7037475), (309, 5306575), (515, 3183945), (699, 2345825), (911, 1799925), (1165, 1407495), (1545, 1061315), (2575, 636789), (2733, 599975), (3495, 469165), (4555, 359985), (5825, 281499), (7725, 212263), (13665, 119995), (17475, 93833), (22775, 71997), (23999, 68325)]