71304428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{13313}}^1$

素因数の和:13433

約数の個数: 24

約数和(自身を含む): 135696288

約数和(自身を除く): 64391860

約数列:

[1, 2, 4, 13, 26, 52, 103, 206, 412, 1339, 2678, 5356, 13313, 26626, 53252, 173069, 346138, 692276, 1371239, 2742478, 5484956, 17826107, 35652214, 71304428]

約数ペア:

[(1, 71304428), (2, 35652214), (4, 17826107), (13, 5484956), (26, 2742478), (52, 1371239), (103, 692276), (206, 346138), (412, 173069), (1339, 53252), (2678, 26626), (5356, 13313)]