12729375

素因数分解:

$3^2\times 5^4\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:130

約数の個数: 60

約数和(自身を含む): 24042304

約数和(自身を除く): 11312929

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 73, 75, 93, 125, 155, 219, 225, 279, 365, 375, 465, 625, 657, 775, 1095, 1125, 1395, 1825, 1875, 2263, 2325, 3285, 3875, 5475, 5625, 6789, 6975, 9125, 11315, 11625, 16425, 19375, 20367, 27375, 33945, 34875, 45625, 56575, 58125, 82125, 101835, 136875, 169725, 174375, 282875, 410625, 509175, 848625, 1414375, 2545875, 4243125, 12729375]

約数ペア:

[(1, 12729375), (3, 4243125), (5, 2545875), (9, 1414375), (15, 848625), (25, 509175), (31, 410625), (45, 282875), (73, 174375), (75, 169725), (93, 136875), (125, 101835), (155, 82125), (219, 58125), (225, 56575), (279, 45625), (365, 34875), (375, 33945), (465, 27375), (625, 20367), (657, 19375), (775, 16425), (1095, 11625), (1125, 11315), (1395, 9125), (1825, 6975), (1875, 6789), (2263, 5625), (2325, 5475), (3285, 3875)]