998021241

素因数分解:

$3^2\times 7^1\times {\mathrm{509}}^1\times {\mathrm{31123}}^1$

素因数の和:31645

約数の個数: 24

約数和(自身を含む): 1650816960

約数和(自身を除く): 652795719

約数列:

[1, 3, 7, 9, 21, 63, 509, 1527, 3563, 4581, 10689, 31123, 32067, 93369, 217861, 280107, 653583, 1960749, 15841607, 47524821, 110891249, 142574463, 332673747, 998021241]

約数ペア:

[(1, 998021241), (3, 332673747), (7, 142574463), (9, 110891249), (21, 47524821), (63, 15841607), (509, 1960749), (1527, 653583), (3563, 280107), (4581, 217861), (10689, 93369), (31123, 32067)]