28017906

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{607}}^1$

素因数の和:783

約数の個数: 48

約数和(自身を含む): 65707776

約数和(自身を除く): 37689870

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 157, 294, 314, 471, 607, 942, 1099, 1214, 1821, 2198, 3297, 3642, 4249, 6594, 7693, 8498, 12747, 15386, 23079, 25494, 29743, 46158, 59486, 89229, 95299, 178458, 190598, 285897, 571794, 667093, 1334186, 2001279, 4002558, 4669651, 9339302, 14008953, 28017906]

約数ペア:

[(1, 28017906), (2, 14008953), (3, 9339302), (6, 4669651), (7, 4002558), (14, 2001279), (21, 1334186), (42, 667093), (49, 571794), (98, 285897), (147, 190598), (157, 178458), (294, 95299), (314, 89229), (471, 59486), (607, 46158), (942, 29743), (1099, 25494), (1214, 23079), (1821, 15386), (2198, 12747), (3297, 8498), (3642, 7693), (4249, 6594)]