31630245

素因数分解:

$3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{21739}}^1$

素因数の和:21844

約数の個数: 16

約数和(自身を含む): 51132480

約数和(自身を除く): 19502235

約数列:

[1, 3, 5, 15, 97, 291, 485, 1455, 21739, 65217, 108695, 326085, 2108683, 6326049, 10543415, 31630245]

約数ペア:

[(1, 31630245), (3, 10543415), (5, 6326049), (15, 2108683), (97, 326085), (291, 108695), (485, 65217), (1455, 21739)]