222428143

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1\times {\mathrm{1451}}^1$

素因数の和:1878

約数の個数: 16

約数和(自身を含む): 259269120

約数和(自身を除く): 36840977

約数列:

[1, 7, 61, 359, 427, 1451, 2513, 10157, 21899, 88511, 153293, 520909, 619577, 3646363, 31775449, 222428143]

約数ペア:

[(1, 222428143), (7, 31775449), (61, 3646363), (359, 619577), (427, 520909), (1451, 153293), (2513, 88511), (10157, 21899)]