40331565

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{52721}}^1$

素因数の和:52749

約数の個数: 24

約数和(自身を含む): 74021688

約数和(自身を除く): 33690123

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 52721, 158163, 263605, 474489, 790815, 896257, 2372445, 2688771, 4481285, 8066313, 13443855, 40331565]

約数ペア:

[(1, 40331565), (3, 13443855), (5, 8066313), (9, 4481285), (15, 2688771), (17, 2372445), (45, 896257), (51, 790815), (85, 474489), (153, 263605), (255, 158163), (765, 52721)]