121280401

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{18719}}^1$

素因数の和:18780

約数の個数: 16

約数和(自身を含む): 143769600

約数和(自身を除く): 22489199

約数列:

[1, 11, 19, 31, 209, 341, 589, 6479, 18719, 205909, 355661, 580289, 3912271, 6383179, 11025491, 121280401]

約数ペア:

[(1, 121280401), (11, 11025491), (19, 6383179), (31, 3912271), (209, 580289), (341, 355661), (589, 205909), (6479, 18719)]