857925

素因数分解:

$3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:91

約数の個数: 48

約数和(自身を含む): 1666560

約数和(自身を除く): 808635

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 41, 45, 75, 93, 123, 135, 155, 205, 225, 279, 369, 465, 615, 675, 775, 837, 1025, 1107, 1271, 1395, 1845, 2325, 3075, 3813, 4185, 5535, 6355, 6975, 9225, 11439, 19065, 20925, 27675, 31775, 34317, 57195, 95325, 171585, 285975, 857925]

約数ペア:

[(1, 857925), (3, 285975), (5, 171585), (9, 95325), (15, 57195), (25, 34317), (27, 31775), (31, 27675), (41, 20925), (45, 19065), (75, 11439), (93, 9225), (123, 6975), (135, 6355), (155, 5535), (205, 4185), (225, 3813), (279, 3075), (369, 2325), (465, 1845), (615, 1395), (675, 1271), (775, 1107), (837, 1025)]