16667625

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^2\times {\mathrm{263}}^1$

素因数の和:307

約数の個数: 48

約数和(自身を含む): 30146688

約数和(自身を除く): 13479063

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 169, 195, 263, 325, 375, 507, 789, 845, 975, 1315, 1625, 2535, 3419, 3945, 4225, 4875, 6575, 10257, 12675, 17095, 19725, 21125, 32875, 44447, 51285, 63375, 85475, 98625, 133341, 222235, 256425, 427375, 666705, 1111175, 1282125, 3333525, 5555875, 16667625]

約数ペア:

[(1, 16667625), (3, 5555875), (5, 3333525), (13, 1282125), (15, 1111175), (25, 666705), (39, 427375), (65, 256425), (75, 222235), (125, 133341), (169, 98625), (195, 85475), (263, 63375), (325, 51285), (375, 44447), (507, 32875), (789, 21125), (845, 19725), (975, 17095), (1315, 12675), (1625, 10257), (2535, 6575), (3419, 4875), (3945, 4225)]