15531490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3229}}^1$

素因数の和:3286

約数の個数: 32

約数和(自身を含む): 30930480

約数和(自身を除く): 15398990

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 3229, 4810, 6458, 16145, 32290, 41977, 83954, 119473, 209885, 238946, 419770, 597365, 1194730, 1553149, 3106298, 7765745, 15531490]

約数ペア:

[(1, 15531490), (2, 7765745), (5, 3106298), (10, 1553149), (13, 1194730), (26, 597365), (37, 419770), (65, 238946), (74, 209885), (130, 119473), (185, 83954), (370, 41977), (481, 32290), (962, 16145), (2405, 6458), (3229, 4810)]