502648497

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{857}}^1$

素因数の和:1439

約数の個数: 40

約数和(自身を含む): 811026216

約数和(自身を除く): 308377719

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 557, 857, 1053, 1671, 2571, 5013, 7241, 7713, 11141, 15039, 21723, 23139, 33423, 45117, 65169, 69417, 100269, 195507, 300807, 477349, 586521, 902421, 1432047, 4296141, 6205537, 12888423, 18616611, 38665269, 55849833, 167549499, 502648497]

約数ペア:

[(1, 502648497), (3, 167549499), (9, 55849833), (13, 38665269), (27, 18616611), (39, 12888423), (81, 6205537), (117, 4296141), (351, 1432047), (557, 902421), (857, 586521), (1053, 477349), (1671, 300807), (2571, 195507), (5013, 100269), (7241, 69417), (7713, 65169), (11141, 45117), (15039, 33423), (21723, 23139)]