277218981

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{182261}}^1$

素因数の和:182293

約数の個数: 18

約数和(自身を含む): 433601298

約数和(自身を除く): 156382317

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 182261, 546783, 1640349, 2369393, 7108179, 21324537, 30802109, 92406327, 277218981]

約数ペア:

[(1, 277218981), (3, 92406327), (9, 30802109), (13, 21324537), (39, 7108179), (117, 2369393), (169, 1640349), (507, 546783), (1521, 182261)]