15697717

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1$

素因数の和:456

約数の個数: 16

約数和(自身を含む): 18432000

約数和(自身を除く): 2734283

約数列:

[1, 7, 59, 191, 199, 413, 1337, 1393, 11269, 11741, 38009, 78883, 82187, 266063, 2242531, 15697717]

約数ペア:

[(1, 15697717), (7, 2242531), (59, 266063), (191, 82187), (199, 78883), (413, 38009), (1337, 11741), (1393, 11269)]