520340431

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{607}}^1$

素因数の和:751

約数の個数: 32

約数和(自身を含む): 607961088

約数和(自身を除く): 87620657

約数列:

[1, 13, 23, 47, 61, 299, 607, 611, 793, 1081, 1403, 2867, 7891, 13961, 14053, 18239, 28529, 37027, 37271, 65941, 181493, 370877, 481351, 656167, 851621, 857233, 1740269, 8530171, 11071073, 22623497, 40026187, 520340431]

約数ペア:

[(1, 520340431), (13, 40026187), (23, 22623497), (47, 11071073), (61, 8530171), (299, 1740269), (607, 857233), (611, 851621), (793, 656167), (1081, 481351), (1403, 370877), (2867, 181493), (7891, 65941), (13961, 37271), (14053, 37027), (18239, 28529)]