31215490

素因数分解:

$2^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{9973}}^1$

素因数の和:10293

約数の個数: 16

約数和(自身を含む): 56373048

約数和(自身を除く): 25157558

約数列:

[1, 2, 5, 10, 313, 626, 1565, 3130, 9973, 19946, 49865, 99730, 3121549, 6243098, 15607745, 31215490]

約数ペア:

[(1, 31215490), (2, 15607745), (5, 6243098), (10, 3121549), (313, 99730), (626, 49865), (1565, 19946), (3130, 9973)]