12543375

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:145

約数の個数: 64

約数和(自身を含む): 23482368

約数和(自身を除く): 10938993

約数列:

[1, 3, 5, 13, 15, 25, 31, 39, 65, 75, 83, 93, 125, 155, 195, 249, 325, 375, 403, 415, 465, 775, 975, 1079, 1209, 1245, 1625, 2015, 2075, 2325, 2573, 3237, 3875, 4875, 5395, 6045, 6225, 7719, 10075, 10375, 11625, 12865, 16185, 26975, 30225, 31125, 33449, 38595, 50375, 64325, 80925, 100347, 134875, 151125, 167245, 192975, 321625, 404625, 501735, 836225, 964875, 2508675, 4181125, 12543375]

約数ペア:

[(1, 12543375), (3, 4181125), (5, 2508675), (13, 964875), (15, 836225), (25, 501735), (31, 404625), (39, 321625), (65, 192975), (75, 167245), (83, 151125), (93, 134875), (125, 100347), (155, 80925), (195, 64325), (249, 50375), (325, 38595), (375, 33449), (403, 31125), (415, 30225), (465, 26975), (775, 16185), (975, 12865), (1079, 11625), (1209, 10375), (1245, 10075), (1625, 7719), (2015, 6225), (2075, 6045), (2325, 5395), (2573, 4875), (3237, 3875)]