30993725

素因数分解:

$5^2\times 7^2\times {\mathrm{25301}}^1$

素因数の和:25325

約数の個数: 18

約数和(自身を含む): 44708634

約数和(自身を除く): 13714909

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 1225, 25301, 126505, 177107, 632525, 885535, 1239749, 4427675, 6198745, 30993725]

約数ペア:

[(1, 30993725), (5, 6198745), (7, 4427675), (25, 1239749), (35, 885535), (49, 632525), (175, 177107), (245, 126505), (1225, 25301)]