128873456

素因数分解:

$2^4\times {\mathrm{1531}}^1\times {\mathrm{5261}}^1$

素因数の和:6800

約数の個数: 20

約数和(自身を含む): 249902904

約数和(自身を除く): 121029448

約数列:

[1, 2, 4, 8, 16, 1531, 3062, 5261, 6124, 10522, 12248, 21044, 24496, 42088, 84176, 8054591, 16109182, 32218364, 64436728, 128873456]

約数ペア:

[(1, 128873456), (2, 64436728), (4, 32218364), (8, 16109182), (16, 8054591), (1531, 84176), (3062, 42088), (5261, 24496), (6124, 21044), (10522, 12248)]