15338025

素因数分解:

$3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{733}}^1$

素因数の和:783

約数の個数: 48

約数和(自身を含む): 29125120

約数和(自身を除く): 13787095

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 93, 135, 155, 225, 279, 465, 675, 733, 775, 837, 1395, 2199, 2325, 3665, 4185, 6597, 6975, 10995, 18325, 19791, 20925, 22723, 32985, 54975, 68169, 98955, 113615, 164925, 204507, 340845, 494775, 568075, 613521, 1022535, 1704225, 3067605, 5112675, 15338025]

約数ペア:

[(1, 15338025), (3, 5112675), (5, 3067605), (9, 1704225), (15, 1022535), (25, 613521), (27, 568075), (31, 494775), (45, 340845), (75, 204507), (93, 164925), (135, 113615), (155, 98955), (225, 68169), (279, 54975), (465, 32985), (675, 22723), (733, 20925), (775, 19791), (837, 18325), (1395, 10995), (2199, 6975), (2325, 6597), (3665, 4185)]