81960711

素因数分解:

$3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{12713}}^1$

素因数の和:13030

約数の個数: 16

約数和(自身を含む): 125309184

約数和(自身を除く): 43348473

約数列:

[1, 3, 7, 21, 307, 921, 2149, 6447, 12713, 38139, 88991, 266973, 3902891, 11708673, 27320237, 81960711]

約数ペア:

[(1, 81960711), (3, 27320237), (7, 11708673), (21, 3902891), (307, 266973), (921, 88991), (2149, 38139), (6447, 12713)]