121981125

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1499}}^1$

素因数の和:1555

約数の個数: 64

約数和(自身を含む): 239616000

約数和(自身を除く): 117634875

約数列:

[1, 3, 5, 7, 15, 21, 25, 31, 35, 75, 93, 105, 125, 155, 175, 217, 375, 465, 525, 651, 775, 875, 1085, 1499, 2325, 2625, 3255, 3875, 4497, 5425, 7495, 10493, 11625, 16275, 22485, 27125, 31479, 37475, 46469, 52465, 81375, 112425, 139407, 157395, 187375, 232345, 262325, 325283, 562125, 697035, 786975, 975849, 1161725, 1311625, 1626415, 3485175, 3934875, 4879245, 5808625, 8132075, 17425875, 24396225, 40660375, 121981125]

約数ペア:

[(1, 121981125), (3, 40660375), (5, 24396225), (7, 17425875), (15, 8132075), (21, 5808625), (25, 4879245), (31, 3934875), (35, 3485175), (75, 1626415), (93, 1311625), (105, 1161725), (125, 975849), (155, 786975), (175, 697035), (217, 562125), (375, 325283), (465, 262325), (525, 232345), (651, 187375), (775, 157395), (875, 139407), (1085, 112425), (1499, 81375), (2325, 52465), (2625, 46469), (3255, 37475), (3875, 31479), (4497, 27125), (5425, 22485), (7495, 16275), (10493, 11625)]