31311284

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{110251}}^1$

素因数の和:110326

約数の個数: 12

約数和(自身を含む): 55567008

約数和(自身を除く): 24255724

約数列:

[1, 2, 4, 71, 142, 284, 110251, 220502, 441004, 7827821, 15655642, 31311284]

約数ペア:

[(1, 31311284), (2, 15655642), (4, 7827821), (71, 441004), (142, 220502), (284, 110251)]