128348738

素因数分解:

$2^1\times 7^2\times {\mathrm{761}}^1\times {\mathrm{1721}}^1$

素因数の和:2498

約数の個数: 24

約数和(自身を含む): 224380044

約数和(自身を除く): 96031306

約数列:

[1, 2, 7, 14, 49, 98, 761, 1522, 1721, 3442, 5327, 10654, 12047, 24094, 37289, 74578, 84329, 168658, 1309681, 2619362, 9167767, 18335534, 64174369, 128348738]

約数ペア:

[(1, 128348738), (2, 64174369), (7, 18335534), (14, 9167767), (49, 2619362), (98, 1309681), (761, 168658), (1522, 84329), (1721, 74578), (3442, 37289), (5327, 24094), (10654, 12047)]