789712

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1$

素因数の和:667

約数の個数: 40

約数和(自身を含む): 1910592

約数和(自身を除く): 1120880

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 641, 1232, 1282, 2564, 4487, 5128, 7051, 8974, 10256, 14102, 17948, 28204, 35896, 49357, 56408, 71792, 98714, 112816, 197428, 394856, 789712]

約数ペア:

[(1, 789712), (2, 394856), (4, 197428), (7, 112816), (8, 98714), (11, 71792), (14, 56408), (16, 49357), (22, 35896), (28, 28204), (44, 17948), (56, 14102), (77, 10256), (88, 8974), (112, 7051), (154, 5128), (176, 4487), (308, 2564), (616, 1282), (641, 1232)]