204039171

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{691}}^1$

素因数の和:856

約数の個数: 48

約数和(自身を含む): 348325120

約数和(自身を除く): 144285949

約数列:

[1, 3, 7, 9, 21, 43, 63, 109, 129, 301, 327, 387, 691, 763, 903, 981, 2073, 2289, 2709, 4687, 4837, 6219, 6867, 14061, 14511, 29713, 32809, 42183, 43533, 75319, 89139, 98427, 207991, 225957, 267417, 295281, 527233, 623973, 677871, 1581699, 1871919, 3238717, 4745097, 9716151, 22671019, 29148453, 68013057, 204039171]

約数ペア:

[(1, 204039171), (3, 68013057), (7, 29148453), (9, 22671019), (21, 9716151), (43, 4745097), (63, 3238717), (109, 1871919), (129, 1581699), (301, 677871), (327, 623973), (387, 527233), (691, 295281), (763, 267417), (903, 225957), (981, 207991), (2073, 98427), (2289, 89139), (2709, 75319), (4687, 43533), (4837, 42183), (6219, 32809), (6867, 29713), (14061, 14511)]