201918771

素因数分解:

$3^3\times {\mathrm{23}}^2\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:333

約数の個数: 48

約数和(自身を含む): 318881920

約数和(自身を除く): 116963149

約数列:

[1, 3, 9, 23, 27, 67, 69, 201, 207, 211, 529, 603, 621, 633, 1541, 1587, 1809, 1899, 4623, 4761, 4853, 5697, 13869, 14137, 14283, 14559, 35443, 41607, 42411, 43677, 106329, 111619, 127233, 131031, 318987, 325151, 334857, 381699, 956961, 975453, 1004571, 2926359, 3013713, 7478473, 8779077, 22435419, 67306257, 201918771]

約数ペア:

[(1, 201918771), (3, 67306257), (9, 22435419), (23, 8779077), (27, 7478473), (67, 3013713), (69, 2926359), (201, 1004571), (207, 975453), (211, 956961), (529, 381699), (603, 334857), (621, 325151), (633, 318987), (1541, 131031), (1587, 127233), (1809, 111619), (1899, 106329), (4623, 43677), (4761, 42411), (4853, 41607), (5697, 35443), (13869, 14559), (14137, 14283)]