31291246

素因数分解:

$2^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{5309}}^1$

素因数の和:5739

約数の個数: 16

約数和(自身を含む): 53779680

約数和(自身を除く): 22488434

約数列:

[1, 2, 7, 14, 421, 842, 2947, 5309, 5894, 10618, 37163, 74326, 2235089, 4470178, 15645623, 31291246]

約数ペア:

[(1, 31291246), (2, 15645623), (7, 4470178), (14, 2235089), (421, 74326), (842, 37163), (2947, 10618), (5309, 5894)]