1989855

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{6317}}^1$

素因数の和:6335

約数の個数: 24

約数和(自身を含む): 3942432

約数和(自身を除く): 1952577

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 6317, 18951, 31585, 44219, 56853, 94755, 132657, 221095, 284265, 397971, 663285, 1989855]

約数ペア:

[(1, 1989855), (3, 663285), (5, 397971), (7, 284265), (9, 221095), (15, 132657), (21, 94755), (35, 56853), (45, 44219), (63, 31585), (105, 18951), (315, 6317)]