18676125

素因数分解:

$3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1277}}^1$

素因数の和:1311

約数の個数: 48

約数和(自身を含む): 36284976

約数和(自身を除く): 17608851

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 125, 195, 225, 325, 375, 585, 975, 1125, 1277, 1625, 2925, 3831, 4875, 6385, 11493, 14625, 16601, 19155, 31925, 49803, 57465, 83005, 95775, 149409, 159625, 249015, 287325, 415025, 478875, 747045, 1245075, 1436625, 2075125, 3735225, 6225375, 18676125]

約数ペア:

[(1, 18676125), (3, 6225375), (5, 3735225), (9, 2075125), (13, 1436625), (15, 1245075), (25, 747045), (39, 478875), (45, 415025), (65, 287325), (75, 249015), (117, 159625), (125, 149409), (195, 95775), (225, 83005), (325, 57465), (375, 49803), (585, 31925), (975, 19155), (1125, 16601), (1277, 14625), (1625, 11493), (2925, 6385), (3831, 4875)]