31304313

素因数分解:

$3^4\times {\mathrm{163}}^1\times {\mathrm{2371}}^1$

素因数の和:2546

約数の個数: 20

約数和(自身を含む): 47069968

約数和(自身を除く): 15765655

約数列:

[1, 3, 9, 27, 81, 163, 489, 1467, 2371, 4401, 7113, 13203, 21339, 64017, 192051, 386473, 1159419, 3478257, 10434771, 31304313]

約数ペア:

[(1, 31304313), (3, 10434771), (9, 3478257), (27, 1159419), (81, 386473), (163, 192051), (489, 64017), (1467, 21339), (2371, 13203), (4401, 7113)]