31401910

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{31091}}^1$

素因数の和:31199

約数の個数: 16

約数和(自身を含む): 57084912

約数和(自身を除く): 25683002

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 31091, 62182, 155455, 310910, 3140191, 6280382, 15700955, 31401910]

約数ペア:

[(1, 31401910), (2, 15700955), (5, 6280382), (10, 3140191), (101, 310910), (202, 155455), (505, 62182), (1010, 31091)]