231551710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{57457}}^1$

素因数の和:57508

約数の個数: 32

約数和(自身を含む): 463341312

約数和(自身を除く): 231789602

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 57457, 114914, 287285, 574570, 746941, 1493882, 1781167, 3562334, 3734705, 7469410, 8905835, 17811670, 23155171, 46310342, 115775855, 231551710]

約数ペア:

[(1, 231551710), (2, 115775855), (5, 46310342), (10, 23155171), (13, 17811670), (26, 8905835), (31, 7469410), (62, 3734705), (65, 3562334), (130, 1781167), (155, 1493882), (310, 746941), (403, 574570), (806, 287285), (2015, 114914), (4030, 57457)]