988269

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:256

約数の個数: 16

約数和(自身を含む): 1385472

約数和(自身を除く): 397203

約数列:

[1, 3, 43, 47, 129, 141, 163, 489, 2021, 6063, 7009, 7661, 21027, 22983, 329423, 988269]

約数ペア:

[(1, 988269), (3, 329423), (43, 22983), (47, 21027), (129, 7661), (141, 7009), (163, 6063), (489, 2021)]