23172915

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{971}}^1$

素因数の和:1059

約数の個数: 32

約数和(自身を含む): 39004416

約数和(自身を除く): 15831501

約数列:

[1, 3, 5, 15, 37, 43, 111, 129, 185, 215, 555, 645, 971, 1591, 2913, 4773, 4855, 7955, 14565, 23865, 35927, 41753, 107781, 125259, 179635, 208765, 538905, 626295, 1544861, 4634583, 7724305, 23172915]

約数ペア:

[(1, 23172915), (3, 7724305), (5, 4634583), (15, 1544861), (37, 626295), (43, 538905), (111, 208765), (129, 179635), (185, 125259), (215, 107781), (555, 41753), (645, 35927), (971, 23865), (1591, 14565), (2913, 7955), (4773, 4855)]