31232421

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{811}}^1$

素因数の和:1217

約数の個数: 24

約数和(自身を含む): 49402080

約数和(自身を除く): 18169659

約数列:

[1, 3, 9, 11, 33, 99, 389, 811, 1167, 2433, 3501, 4279, 7299, 8921, 12837, 26763, 38511, 80289, 315479, 946437, 2839311, 3470269, 10410807, 31232421]

約数ペア:

[(1, 31232421), (3, 10410807), (9, 3470269), (11, 2839311), (33, 946437), (99, 315479), (389, 80289), (811, 38511), (1167, 26763), (2433, 12837), (3501, 8921), (4279, 7299)]