139984144

素因数分解:

$2^4\times {\mathrm{641}}^1\times {\mathrm{13649}}^1$

素因数の和:14298

約数の個数: 20

約数和(自身を含む): 271662300

約数和(自身を除く): 131678156

約数列:

[1, 2, 4, 8, 16, 641, 1282, 2564, 5128, 10256, 13649, 27298, 54596, 109192, 218384, 8749009, 17498018, 34996036, 69992072, 139984144]

約数ペア:

[(1, 139984144), (2, 69992072), (4, 34996036), (8, 17498018), (16, 8749009), (641, 218384), (1282, 109192), (2564, 54596), (5128, 27298), (10256, 13649)]