121231105

素因数分解:

$5^1\times {\mathrm{151}}^1\times {\mathrm{211}}^1\times {\mathrm{761}}^1$

素因数の和:1128

約数の個数: 16

約数和(自身を含む): 147328128

約数和(自身を除く): 26097023

約数列:

[1, 5, 151, 211, 755, 761, 1055, 3805, 31861, 114911, 159305, 160571, 574555, 802855, 24246221, 121231105]

約数ペア:

[(1, 121231105), (5, 24246221), (151, 802855), (211, 574555), (755, 160571), (761, 159305), (1055, 114911), (3805, 31861)]