31388891781

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1483}}^1\times {\mathrm{542713}}^1$

素因数の和:544212

約数の個数: 16

約数和(自身を含む): 45101704256

約数和(自身を除く): 13712812475

約数列:

[1, 3, 13, 39, 1483, 4449, 19279, 57837, 542713, 1628139, 7055269, 21165807, 804843379, 2414530137, 10462963927, 31388891781]

約数ペア:

[(1, 31388891781), (3, 10462963927), (13, 2414530137), (39, 804843379), (1483, 21165807), (4449, 7055269), (19279, 1628139), (57837, 542713)]