8971875

素因数分解:

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

素因数の和:71

約数の個数: 72

約数和(自身を含む): 18280080

約数和(自身を除く): 9308205

約数列:

[1, 3, 5, 9, 11, 15, 25, 29, 33, 45, 55, 75, 87, 99, 125, 145, 165, 225, 261, 275, 319, 375, 435, 495, 625, 725, 825, 957, 1125, 1305, 1375, 1595, 1875, 2175, 2475, 2871, 3125, 3625, 4125, 4785, 5625, 6525, 6875, 7975, 9375, 10875, 12375, 14355, 18125, 20625, 23925, 28125, 32625, 34375, 39875, 54375, 61875, 71775, 90625, 103125, 119625, 163125, 199375, 271875, 309375, 358875, 598125, 815625, 996875, 1794375, 2990625, 8971875]

約数ペア:

[(1, 8971875), (3, 2990625), (5, 1794375), (9, 996875), (11, 815625), (15, 598125), (25, 358875), (29, 309375), (33, 271875), (45, 199375), (55, 163125), (75, 119625), (87, 103125), (99, 90625), (125, 71775), (145, 61875), (165, 54375), (225, 39875), (261, 34375), (275, 32625), (319, 28125), (375, 23925), (435, 20625), (495, 18125), (625, 14355), (725, 12375), (825, 10875), (957, 9375), (1125, 7975), (1305, 6875), (1375, 6525), (1595, 5625), (1875, 4785), (2175, 4125), (2475, 3625), (2871, 3125)]