31352945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{479}}^1$

素因数の和:569

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 12192655

約数列:

[1, 5, 13, 19, 53, 65, 95, 247, 265, 479, 689, 1007, 1235, 2395, 3445, 5035, 6227, 9101, 13091, 25387, 31135, 45505, 65455, 118313, 126935, 330031, 482353, 591565, 1650155, 2411765, 6270589, 31352945]

約数ペア:

[(1, 31352945), (5, 6270589), (13, 2411765), (19, 1650155), (53, 591565), (65, 482353), (95, 330031), (247, 126935), (265, 118313), (479, 65455), (689, 45505), (1007, 31135), (1235, 25387), (2395, 13091), (3445, 9101), (5035, 6227)]