31575128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{4159}}^1$

素因数の和:4251

約数の個数: 32

約数和(自身を含む): 64646400

約数和(自身を除く): 33071272

約数列:

[1, 2, 4, 8, 13, 26, 52, 73, 104, 146, 292, 584, 949, 1898, 3796, 4159, 7592, 8318, 16636, 33272, 54067, 108134, 216268, 303607, 432536, 607214, 1214428, 2428856, 3946891, 7893782, 15787564, 31575128]

約数ペア:

[(1, 31575128), (2, 15787564), (4, 7893782), (8, 3946891), (13, 2428856), (26, 1214428), (52, 607214), (73, 432536), (104, 303607), (146, 216268), (292, 108134), (584, 54067), (949, 33272), (1898, 16636), (3796, 8318), (4159, 7592)]