287976988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{82657}}^1$

素因数の和:82741

約数の個数: 24

約数和(自身を含む): 550832912

約数和(自身を除く): 262855924

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 82657, 165314, 330628, 1074541, 2149082, 4298164, 5538019, 11076038, 22152076, 71994247, 143988494, 287976988]

約数ペア:

[(1, 287976988), (2, 143988494), (4, 71994247), (13, 22152076), (26, 11076038), (52, 5538019), (67, 4298164), (134, 2149082), (268, 1074541), (871, 330628), (1742, 165314), (3484, 82657)]