378303939

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{359263}}^1$

素因数の和:359288

約数の個数: 20

約数和(自身を含む): 608593216

約数和(自身を除く): 230289277

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 359263, 1077789, 3233367, 4670419, 9700101, 14011257, 29100303, 42033771, 126101313, 378303939]

約数ペア:

[(1, 378303939), (3, 126101313), (9, 42033771), (13, 29100303), (27, 14011257), (39, 9700101), (81, 4670419), (117, 3233367), (351, 1077789), (1053, 359263)]