77128428

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{494413}}^1$

素因数の和:494433

約数の個数: 24

約数和(自身を含む): 193810288

約数和(自身を除く): 116681860

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 494413, 988826, 1483239, 1977652, 2966478, 5932956, 6427369, 12854738, 19282107, 25709476, 38564214, 77128428]

約数ペア:

[(1, 77128428), (2, 38564214), (3, 25709476), (4, 19282107), (6, 12854738), (12, 6427369), (13, 5932956), (26, 2966478), (39, 1977652), (52, 1483239), (78, 988826), (156, 494413)]