12143025

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1861}}^1$

素因数の和:1906

約数の個数: 36

約数和(自身を含む): 22511580

約数和(自身を除く): 10368555

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 435, 725, 1305, 1861, 2175, 5583, 6525, 9305, 16749, 27915, 46525, 53969, 83745, 139575, 161907, 269845, 418725, 485721, 809535, 1349225, 2428605, 4047675, 12143025]

約数ペア:

[(1, 12143025), (3, 4047675), (5, 2428605), (9, 1349225), (15, 809535), (25, 485721), (29, 418725), (45, 269845), (75, 161907), (87, 139575), (145, 83745), (225, 53969), (261, 46525), (435, 27915), (725, 16749), (1305, 9305), (1861, 6525), (2175, 5583)]