78690009

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{7019}}^1$

素因数の和:7160

約数の個数: 16

約数和(自身を含む): 108838080

約数和(自身を除く): 30148071

約数列:

[1, 3, 37, 101, 111, 303, 3737, 7019, 11211, 21057, 259703, 708919, 779109, 2126757, 26230003, 78690009]

約数ペア:

[(1, 78690009), (3, 26230003), (37, 2126757), (101, 779109), (111, 708919), (303, 259703), (3737, 21057), (7019, 11211)]