31309754

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{28309}}^1$

素因数の和:28397

約数の個数: 16

約数和(自身を含む): 54355200

約数和(自身を除く): 23045446

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 28309, 56618, 198163, 396326, 2236411, 4472822, 15654877, 31309754]

約数ペア:

[(1, 31309754), (2, 15654877), (7, 4472822), (14, 2236411), (79, 396326), (158, 198163), (553, 56618), (1106, 28309)]