222723137

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{143971}}^1$

素因数の和:144008

約数の個数: 16

約数和(自身を含む): 290247552

約数和(自身を除く): 67524415

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 143971, 1007797, 1871623, 2447507, 13101361, 17132549, 31817591, 222723137]

約数ペア:

[(1, 222723137), (7, 31817591), (13, 17132549), (17, 13101361), (91, 2447507), (119, 1871623), (221, 1007797), (1547, 143971)]