15551770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:295

約数の個数: 64

約数和(自身を含む): 33094656

約数和(自身を除く): 17542886

約数列:

[1, 2, 5, 10, 13, 17, 26, 31, 34, 62, 65, 85, 130, 155, 170, 221, 227, 310, 403, 442, 454, 527, 806, 1054, 1105, 1135, 2015, 2210, 2270, 2635, 2951, 3859, 4030, 5270, 5902, 6851, 7037, 7718, 13702, 14074, 14755, 19295, 29510, 34255, 35185, 38590, 50167, 68510, 70370, 91481, 100334, 119629, 182962, 239258, 250835, 457405, 501670, 598145, 914810, 1196290, 1555177, 3110354, 7775885, 15551770]

約数ペア:

[(1, 15551770), (2, 7775885), (5, 3110354), (10, 1555177), (13, 1196290), (17, 914810), (26, 598145), (31, 501670), (34, 457405), (62, 250835), (65, 239258), (85, 182962), (130, 119629), (155, 100334), (170, 91481), (221, 70370), (227, 68510), (310, 50167), (403, 38590), (442, 35185), (454, 34255), (527, 29510), (806, 19295), (1054, 14755), (1105, 14074), (1135, 13702), (2015, 7718), (2210, 7037), (2270, 6851), (2635, 5902), (2951, 5270), (3859, 4030)]