211312707

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1063}}^1$

素因数の和:1199

約数の個数: 32

約数和(自身を含む): 305614848

約数和(自身を除く): 94302141

約数列:

[1, 3, 23, 43, 67, 69, 129, 201, 989, 1063, 1541, 2881, 2967, 3189, 4623, 8643, 24449, 45709, 66263, 71221, 73347, 137127, 198789, 213663, 1051307, 1638083, 3062503, 3153921, 4914249, 9187509, 70437569, 211312707]

約数ペア:

[(1, 211312707), (3, 70437569), (23, 9187509), (43, 4914249), (67, 3153921), (69, 3062503), (129, 1638083), (201, 1051307), (989, 213663), (1063, 198789), (1541, 137127), (2881, 73347), (2967, 71221), (3189, 66263), (4623, 45709), (8643, 24449)]