31124475

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{3217}}^1$

素因数の和:3276

約数の個数: 36

約数和(自身を含む): 57061576

約数和(自身を除く): 25937101

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 129, 215, 225, 387, 645, 1075, 1935, 3217, 3225, 9651, 9675, 16085, 28953, 48255, 80425, 138331, 144765, 241275, 414993, 691655, 723825, 1244979, 2074965, 3458275, 6224895, 10374825, 31124475]

約数ペア:

[(1, 31124475), (3, 10374825), (5, 6224895), (9, 3458275), (15, 2074965), (25, 1244979), (43, 723825), (45, 691655), (75, 414993), (129, 241275), (215, 144765), (225, 138331), (387, 80425), (645, 48255), (1075, 28953), (1935, 16085), (3217, 9675), (3225, 9651)]