161222011

素因数分解:

${\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{241}}^1\times {\mathrm{257}}^1$

素因数の和:654

約数の個数: 16

約数和(自身を含む): 172323360

約数和(自身を除く): 11101349

約数列:

[1, 19, 137, 241, 257, 2603, 4579, 4883, 33017, 35209, 61937, 627323, 668971, 1176803, 8485369, 161222011]

約数ペア:

[(1, 161222011), (19, 8485369), (137, 1176803), (241, 668971), (257, 627323), (2603, 61937), (4579, 35209), (4883, 33017)]