249538978

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{673}}^1\times {\mathrm{1097}}^1$

素因数の和:1798

約数の個数: 24

約数和(自身を含む): 406288548

約数和(自身を除く): 156749570

約数列:

[1, 2, 13, 26, 169, 338, 673, 1097, 1346, 2194, 8749, 14261, 17498, 28522, 113737, 185393, 227474, 370786, 738281, 1476562, 9597653, 19195306, 124769489, 249538978]

約数ペア:

[(1, 249538978), (2, 124769489), (13, 19195306), (26, 9597653), (169, 1476562), (338, 738281), (673, 370786), (1097, 227474), (1346, 185393), (2194, 113737), (8749, 28522), (14261, 17498)]