87430564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{21283}}^1$

素因数の和:21379

約数の個数: 24

約数和(自身を含む): 166866560

約数和(自身を除く): 79435996

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 21283, 42566, 85132, 276679, 553358, 1106716, 1681357, 3362714, 6725428, 21857641, 43715282, 87430564]

約数ペア:

[(1, 87430564), (2, 43715282), (4, 21857641), (13, 6725428), (26, 3362714), (52, 1681357), (79, 1106716), (158, 553358), (316, 276679), (1027, 85132), (2054, 42566), (4108, 21283)]