78560222

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{42557}}^1$

素因数の和:42643

約数の個数: 16

約数和(自身を含む): 128695392

約数和(自身を除く): 50135170

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 42557, 85114, 553241, 1106482, 3021547, 6043094, 39280111, 78560222]

約数ペア:

[(1, 78560222), (2, 39280111), (13, 6043094), (26, 3021547), (71, 1106482), (142, 553241), (923, 85114), (1846, 42557)]