31339925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1993}}^1$

素因数の和:2057

約数の個数: 24

約数和(自身を含む): 42280776

約数和(自身を除く): 10940851

約数列:

[1, 5, 17, 25, 37, 85, 185, 425, 629, 925, 1993, 3145, 9965, 15725, 33881, 49825, 73741, 169405, 368705, 847025, 1253597, 1843525, 6267985, 31339925]

約数ペア:

[(1, 31339925), (5, 6267985), (17, 1843525), (25, 1253597), (37, 847025), (85, 368705), (185, 169405), (425, 73741), (629, 49825), (925, 33881), (1993, 15725), (3145, 9965)]