81202639

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{607}}^1\times {\mathrm{659}}^1$

素因数の和:1302

約数の個数: 16

約数和(自身を含む): 96307200

約数和(自身を除く): 15104561

約数列:

[1, 7, 29, 203, 607, 659, 4249, 4613, 17603, 19111, 123221, 133777, 400013, 2800091, 11600377, 81202639]

約数ペア:

[(1, 81202639), (7, 11600377), (29, 2800091), (203, 400013), (607, 133777), (659, 123221), (4249, 19111), (4613, 17603)]