31420369

素因数分解:

${\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:249

約数の個数: 24

約数和(自身を含む): 36250560

約数和(自身を除く): 4830191

約数列:

[1, 17, 23, 29, 163, 289, 391, 493, 667, 2771, 3749, 4727, 6647, 8381, 11339, 47107, 63733, 80359, 108721, 192763, 1083461, 1366103, 1848257, 31420369]

約数ペア:

[(1, 31420369), (17, 1848257), (23, 1366103), (29, 1083461), (163, 192763), (289, 108721), (391, 80359), (493, 63733), (667, 47107), (2771, 11339), (3749, 8381), (4727, 6647)]