65138507

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^2$

素因数の和:267

約数の個数: 24

約数和(自身を含む): 80315136

約数和(自身を除く): 15176629

約数列:

[1, 7, 23, 43, 97, 161, 301, 679, 989, 2231, 4171, 6923, 9409, 15617, 29197, 65863, 95933, 216407, 404587, 671531, 1514849, 2832109, 9305501, 65138507]

約数ペア:

[(1, 65138507), (7, 9305501), (23, 2832109), (43, 1514849), (97, 671531), (161, 404587), (301, 216407), (679, 95933), (989, 65863), (2231, 29197), (4171, 15617), (6923, 9409)]