90538623

素因数分解:

$3^2\times 7^3\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:377

約数の個数: 48

約数和(自身を含む): 154336000

約数和(自身を除く): 63797377

約数列:

[1, 3, 7, 9, 21, 49, 63, 139, 147, 211, 343, 417, 441, 633, 973, 1029, 1251, 1477, 1899, 2919, 3087, 4431, 6811, 8757, 10339, 13293, 20433, 29329, 31017, 47677, 61299, 72373, 87987, 93051, 143031, 205303, 217119, 263961, 429093, 615909, 651357, 1437121, 1847727, 4311363, 10059847, 12934089, 30179541, 90538623]

約数ペア:

[(1, 90538623), (3, 30179541), (7, 12934089), (9, 10059847), (21, 4311363), (49, 1847727), (63, 1437121), (139, 651357), (147, 615909), (211, 429093), (343, 263961), (417, 217119), (441, 205303), (633, 143031), (973, 93051), (1029, 87987), (1251, 72373), (1477, 61299), (1899, 47677), (2919, 31017), (3087, 29329), (4431, 20433), (6811, 13293), (8757, 10339)]