9919203

素因数分解:

$3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{2473}}^1$

素因数の和:2674

約数の個数: 16

約数和(自身を含む): 15200256

約数和(自身を除く): 5281053

約数列:

[1, 3, 7, 21, 191, 573, 1337, 2473, 4011, 7419, 17311, 51933, 472343, 1417029, 3306401, 9919203]

約数ペア:

[(1, 9919203), (3, 3306401), (7, 1417029), (21, 472343), (191, 51933), (573, 17311), (1337, 7419), (2473, 4011)]