1387172221

素因数分解:

${\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1\times {\mathrm{4423}}^1$

素因数の和:4672

約数の個数: 16

約数和(自身を含む): 1463246848

約数和(自身を除く): 76074627

約数列:

[1, 31, 67, 151, 2077, 4423, 4681, 10117, 137113, 296341, 313627, 667873, 9186571, 20704063, 44747491, 1387172221]

約数ペア:

[(1, 1387172221), (31, 44747491), (67, 20704063), (151, 9186571), (2077, 667873), (4423, 313627), (4681, 296341), (10117, 137113)]