209949712

素因数分解:

$2^4\times 7^2\times {\mathrm{281}}^1\times {\mathrm{953}}^1$

素因数の和:1256

約数の個数: 60

約数和(自身を含む): 475372476

約数和(自身を除く): 265422764

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 281, 392, 562, 784, 953, 1124, 1906, 1967, 2248, 3812, 3934, 4496, 6671, 7624, 7868, 13342, 13769, 15248, 15736, 26684, 27538, 31472, 46697, 53368, 55076, 93394, 106736, 110152, 186788, 220304, 267793, 373576, 535586, 747152, 1071172, 1874551, 2142344, 3749102, 4284688, 7498204, 13121857, 14996408, 26243714, 29992816, 52487428, 104974856, 209949712]

約数ペア:

[(1, 209949712), (2, 104974856), (4, 52487428), (7, 29992816), (8, 26243714), (14, 14996408), (16, 13121857), (28, 7498204), (49, 4284688), (56, 3749102), (98, 2142344), (112, 1874551), (196, 1071172), (281, 747152), (392, 535586), (562, 373576), (784, 267793), (953, 220304), (1124, 186788), (1906, 110152), (1967, 106736), (2248, 93394), (3812, 55076), (3934, 53368), (4496, 46697), (6671, 31472), (7624, 27538), (7868, 26684), (13342, 15736), (13769, 15248)]