28828440963

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{31543}}^1$

素因数の和:31808

約数の個数: 48

約数和(自身を含む): 48421301760

約数和(自身を除く): 19592860797

約数列:

[1, 3, 7, 9, 21, 63, 89, 163, 267, 489, 623, 801, 1141, 1467, 1869, 3423, 5607, 10269, 14507, 31543, 43521, 94629, 101549, 130563, 220801, 283887, 304647, 662403, 913941, 1987209, 2807327, 5141509, 8421981, 15424527, 19651289, 25265943, 35990563, 46273581, 58953867, 107971689, 176861601, 323915067, 457594301, 1372782903, 3203160107, 4118348709, 9609480321, 28828440963]

約数ペア:

[(1, 28828440963), (3, 9609480321), (7, 4118348709), (9, 3203160107), (21, 1372782903), (63, 457594301), (89, 323915067), (163, 176861601), (267, 107971689), (489, 58953867), (623, 46273581), (801, 35990563), (1141, 25265943), (1467, 19651289), (1869, 15424527), (3423, 8421981), (5607, 5141509), (10269, 2807327), (14507, 1987209), (31543, 913941), (43521, 662403), (94629, 304647), (101549, 283887), (130563, 220801)]