81308087

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{2207}}^1$

素因数の和:2510

約数の個数: 16

約数和(自身を含む): 98211840

約数和(自身を除く): 16903753

約数列:

[1, 7, 19, 133, 277, 1939, 2207, 5263, 15449, 36841, 41933, 293531, 611339, 4279373, 11615441, 81308087]

約数ペア:

[(1, 81308087), (7, 11615441), (19, 4279373), (133, 611339), (277, 293531), (1939, 41933), (2207, 36841), (5263, 15449)]