31215682

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{1117}}^1$

素因数の和:1365

約数の個数: 16

約数和(自身を含む): 47693880

約数和(自身を除く): 16478198

約数列:

[1, 2, 89, 157, 178, 314, 1117, 2234, 13973, 27946, 99413, 175369, 198826, 350738, 15607841, 31215682]

約数ペア:

[(1, 31215682), (2, 15607841), (89, 350738), (157, 198826), (178, 175369), (314, 99413), (1117, 27946), (2234, 13973)]