127486539

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{19867}}^1$

素因数の和:19927

約数の個数: 24

約数和(自身を含む): 198362112

約数和(自身を除く): 70875573

約数列:

[1, 3, 9, 23, 31, 69, 93, 207, 279, 713, 2139, 6417, 19867, 59601, 178803, 456941, 615877, 1370823, 1847631, 4112469, 5542893, 14165171, 42495513, 127486539]

約数ペア:

[(1, 127486539), (3, 42495513), (9, 14165171), (23, 5542893), (31, 4112469), (69, 1847631), (93, 1370823), (207, 615877), (279, 456941), (713, 178803), (2139, 59601), (6417, 19867)]