631312858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{449}}^1\times {\mathrm{809}}^1$

素因数の和:1350

約数の個数: 32

約数和(自身を含む): 1049760000

約数和(自身を除く): 418447142

約数列:

[1, 2, 11, 22, 79, 158, 449, 809, 869, 898, 1618, 1738, 4939, 8899, 9878, 17798, 35471, 63911, 70942, 127822, 363241, 390181, 703021, 726482, 780362, 1406042, 3995651, 7991302, 28696039, 57392078, 315656429, 631312858]

約数ペア:

[(1, 631312858), (2, 315656429), (11, 57392078), (22, 28696039), (79, 7991302), (158, 3995651), (449, 1406042), (809, 780362), (869, 726482), (898, 703021), (1618, 390181), (1738, 363241), (4939, 127822), (8899, 70942), (9878, 63911), (17798, 35471)]