121220281

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{57917}}^1$

素因数の和:57960

約数の個数: 16

約数和(自身を含む): 155683584

約数和(自身を除く): 34463303

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 57917, 405419, 752921, 1332091, 5270447, 9324637, 17317183, 121220281]

約数ペア:

[(1, 121220281), (7, 17317183), (13, 9324637), (23, 5270447), (91, 1332091), (161, 752921), (299, 405419), (2093, 57917)]