28126007

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18181}}^1$

素因数の和:18218

約数の個数: 16

約数和(自身を含む): 36654912

約数和(自身を除く): 8528905

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 18181, 127267, 236353, 309077, 1654471, 2163539, 4018001, 28126007]

約数ペア:

[(1, 28126007), (7, 4018001), (13, 2163539), (17, 1654471), (91, 309077), (119, 236353), (221, 127267), (1547, 18181)]