2889873

素因数分解:

$3^2\times 7^2\times {\mathrm{6553}}^1$

素因数の和:6573

約数の個数: 18

約数和(自身を含む): 4856514

約数和(自身を除く): 1966641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 6553, 19659, 45871, 58977, 137613, 321097, 412839, 963291, 2889873]

約数ペア:

[(1, 2889873), (3, 963291), (7, 412839), (9, 321097), (21, 137613), (49, 58977), (63, 45871), (147, 19659), (441, 6553)]