72787211

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1\times {\mathrm{313}}^1$

素因数の和:698

約数の個数: 16

約数和(自身を含む): 84403200

約数和(自身を除く): 11615989

約数列:

[1, 7, 139, 239, 313, 973, 1673, 2191, 33221, 43507, 74807, 232547, 304549, 523649, 10398173, 72787211]

約数ペア:

[(1, 72787211), (7, 10398173), (139, 523649), (239, 304549), (313, 232547), (973, 74807), (1673, 43507), (2191, 33221)]