423256509

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{401953}}^1$

素因数の和:401978

約数の個数: 20

約数和(自身を含む): 680910076

約数和(自身を除く): 257653567

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 401953, 1205859, 3617577, 5225389, 10852731, 15676167, 32558193, 47028501, 141085503, 423256509]

約数ペア:

[(1, 423256509), (3, 141085503), (9, 47028501), (13, 32558193), (27, 15676167), (39, 10852731), (81, 5225389), (117, 3617577), (351, 1205859), (1053, 401953)]