889785

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^3$

素因数の和:56

約数の個数: 40

約数和(自身を含む): 1727880

約数和(自身を除く): 838095

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 169, 195, 351, 405, 507, 585, 845, 1053, 1521, 1755, 2197, 2535, 4563, 5265, 6591, 7605, 10985, 13689, 19773, 22815, 32955, 59319, 68445, 98865, 177957, 296595, 889785]

約数ペア:

[(1, 889785), (3, 296595), (5, 177957), (9, 98865), (13, 68445), (15, 59319), (27, 32955), (39, 22815), (45, 19773), (65, 13689), (81, 10985), (117, 7605), (135, 6591), (169, 5265), (195, 4563), (351, 2535), (405, 2197), (507, 1755), (585, 1521), (845, 1053)]