3947625

素因数分解:

$3^2\times 5^3\times {\mathrm{11}}^2\times {\mathrm{29}}^1$

素因数の和:72

約数の個数: 72

約数和(自身を含む): 8091720

約数和(自身を除く): 4144095

約数列:

[1, 3, 5, 9, 11, 15, 25, 29, 33, 45, 55, 75, 87, 99, 121, 125, 145, 165, 225, 261, 275, 319, 363, 375, 435, 495, 605, 725, 825, 957, 1089, 1125, 1305, 1375, 1595, 1815, 2175, 2475, 2871, 3025, 3509, 3625, 4125, 4785, 5445, 6525, 7975, 9075, 10527, 10875, 12375, 14355, 15125, 17545, 23925, 27225, 31581, 32625, 39875, 45375, 52635, 71775, 87725, 119625, 136125, 157905, 263175, 358875, 438625, 789525, 1315875, 3947625]

約数ペア:

[(1, 3947625), (3, 1315875), (5, 789525), (9, 438625), (11, 358875), (15, 263175), (25, 157905), (29, 136125), (33, 119625), (45, 87725), (55, 71775), (75, 52635), (87, 45375), (99, 39875), (121, 32625), (125, 31581), (145, 27225), (165, 23925), (225, 17545), (261, 15125), (275, 14355), (319, 12375), (363, 10875), (375, 10527), (435, 9075), (495, 7975), (605, 6525), (725, 5445), (825, 4785), (957, 4125), (1089, 3625), (1125, 3509), (1305, 3025), (1375, 2871), (1595, 2475), (1815, 2175)]