28676156

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{739}}^1$

素因数の和:941

約数の個数: 24

約数和(自身を含む): 51282000

約数和(自身を除く): 22605844

約数列:

[1, 2, 4, 89, 109, 178, 218, 356, 436, 739, 1478, 2956, 9701, 19402, 38804, 65771, 80551, 131542, 161102, 263084, 322204, 7169039, 14338078, 28676156]

約数ペア:

[(1, 28676156), (2, 14338078), (4, 7169039), (89, 322204), (109, 263084), (178, 161102), (218, 131542), (356, 80551), (436, 65771), (739, 38804), (1478, 19402), (2956, 9701)]