16628625

素因数分解:

$3^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{379}}^1$

素因数の和:416

約数の個数: 64

約数和(自身を含む): 33196800

約数和(自身を除く): 16568175

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 125, 135, 195, 225, 325, 351, 375, 379, 585, 675, 975, 1125, 1137, 1625, 1755, 1895, 2925, 3375, 3411, 4875, 4927, 5685, 8775, 9475, 10233, 14625, 14781, 17055, 24635, 28425, 43875, 44343, 47375, 51165, 73905, 85275, 123175, 133029, 142125, 221715, 255825, 369525, 426375, 615875, 665145, 1108575, 1279125, 1847625, 3325725, 5542875, 16628625]

約数ペア:

[(1, 16628625), (3, 5542875), (5, 3325725), (9, 1847625), (13, 1279125), (15, 1108575), (25, 665145), (27, 615875), (39, 426375), (45, 369525), (65, 255825), (75, 221715), (117, 142125), (125, 133029), (135, 123175), (195, 85275), (225, 73905), (325, 51165), (351, 47375), (375, 44343), (379, 43875), (585, 28425), (675, 24635), (975, 17055), (1125, 14781), (1137, 14625), (1625, 10233), (1755, 9475), (1895, 8775), (2925, 5685), (3375, 4927), (3411, 4875)]