78899576

素因数分解:

$2^3\times 7^1\times {\mathrm{971}}^1\times {\mathrm{1451}}^1$

素因数の和:2435

約数の個数: 32

約数和(自身を含む): 169361280

約数和(自身を除く): 90461704

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 971, 1451, 1942, 2902, 3884, 5804, 6797, 7768, 10157, 11608, 13594, 20314, 27188, 40628, 54376, 81256, 1408921, 2817842, 5635684, 9862447, 11271368, 19724894, 39449788, 78899576]

約数ペア:

[(1, 78899576), (2, 39449788), (4, 19724894), (7, 11271368), (8, 9862447), (14, 5635684), (28, 2817842), (56, 1408921), (971, 81256), (1451, 54376), (1942, 40628), (2902, 27188), (3884, 20314), (5804, 13594), (6797, 11608), (7768, 10157)]