31528887

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 47705280

約数和(自身を除く): 16176393

約数列:

[1, 3, 13, 29, 39, 61, 87, 183, 377, 457, 793, 1131, 1371, 1769, 2379, 5307, 5941, 13253, 17823, 22997, 27877, 39759, 68991, 83631, 172289, 362401, 516867, 808433, 1087203, 2425299, 10509629, 31528887]

約数ペア:

[(1, 31528887), (3, 10509629), (13, 2425299), (29, 1087203), (39, 808433), (61, 516867), (87, 362401), (183, 172289), (377, 83631), (457, 68991), (793, 39759), (1131, 27877), (1371, 22997), (1769, 17823), (2379, 13253), (5307, 5941)]