90815245

素因数分解:

$5^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1\times {\mathrm{569}}^1$

素因数の和:944

約数の個数: 16

約数和(自身を含む): 110438640

約数和(自身を除く): 19623395

約数列:

[1, 5, 137, 233, 569, 685, 1165, 2845, 31921, 77953, 132577, 159605, 389765, 662885, 18163049, 90815245]

約数ペア:

[(1, 90815245), (5, 18163049), (137, 662885), (233, 389765), (569, 159605), (685, 132577), (1165, 77953), (2845, 31921)]