71997655

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{9883}}^1$

素因数の和:9966

約数の個数: 16

約数和(自身を含む): 91090944

約数和(自身を除く): 19093289

約数列:

[1, 5, 31, 47, 155, 235, 1457, 7285, 9883, 49415, 306373, 464501, 1531865, 2322505, 14399531, 71997655]

約数ペア:

[(1, 71997655), (5, 14399531), (31, 2322505), (47, 1531865), (155, 464501), (235, 306373), (1457, 49415), (7285, 9883)]