311919307

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{41221}}^1$

素因数の和:41298

約数の個数: 16

約数和(自身を含む): 379901952

約数和(自身を除く): 67982645

約数列:

[1, 7, 23, 47, 161, 329, 1081, 7567, 41221, 288547, 948083, 1937387, 6636581, 13561709, 44559901, 311919307]

約数ペア:

[(1, 311919307), (7, 44559901), (23, 13561709), (47, 6636581), (161, 1937387), (329, 948083), (1081, 288547), (7567, 41221)]