1989477

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1373}}^1$

素因数の和:1409

約数の個数: 24

約数和(自身を含む): 3429504

約数和(自身を除く): 1440027

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1373, 1449, 4119, 9611, 12357, 28833, 31579, 86499, 94737, 221053, 284211, 663159, 1989477]

約数ペア:

[(1, 1989477), (3, 663159), (7, 284211), (9, 221053), (21, 94737), (23, 86499), (63, 31579), (69, 28833), (161, 12357), (207, 9611), (483, 4119), (1373, 1449)]