18063375

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 34145280

約数和(自身を除く): 16081905

約数列:

[1, 3, 5, 11, 15, 25, 29, 33, 55, 75, 87, 125, 145, 151, 165, 275, 319, 375, 435, 453, 725, 755, 825, 957, 1375, 1595, 1661, 2175, 2265, 3625, 3775, 4125, 4379, 4785, 4983, 7975, 8305, 10875, 11325, 13137, 18875, 21895, 23925, 24915, 39875, 41525, 48169, 56625, 65685, 109475, 119625, 124575, 144507, 207625, 240845, 328425, 547375, 622875, 722535, 1204225, 1642125, 3612675, 6021125, 18063375]

約数ペア:

[(1, 18063375), (3, 6021125), (5, 3612675), (11, 1642125), (15, 1204225), (25, 722535), (29, 622875), (33, 547375), (55, 328425), (75, 240845), (87, 207625), (125, 144507), (145, 124575), (151, 119625), (165, 109475), (275, 65685), (319, 56625), (375, 48169), (435, 41525), (453, 39875), (725, 24915), (755, 23925), (825, 21895), (957, 18875), (1375, 13137), (1595, 11325), (1661, 10875), (2175, 8305), (2265, 7975), (3625, 4983), (3775, 4785), (4125, 4379)]