89872131

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{709}}^1$

素因数の和:819

約数の個数: 32

約数和(自身を含む): 130867200

約数和(自身を除く): 40995069

約数列:

[1, 3, 29, 31, 47, 87, 93, 141, 709, 899, 1363, 1457, 2127, 2697, 4089, 4371, 20561, 21979, 33323, 42253, 61683, 65937, 99969, 126759, 637391, 966367, 1033013, 1912173, 2899101, 3099039, 29957377, 89872131]

約数ペア:

[(1, 89872131), (3, 29957377), (29, 3099039), (31, 2899101), (47, 1912173), (87, 1033013), (93, 966367), (141, 637391), (709, 126759), (899, 99969), (1363, 65937), (1457, 61683), (2127, 42253), (2697, 33323), (4089, 21979), (4371, 20561)]