12642651

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2749}}^1$

素因数の和:2835

約数の個数: 24

約数和(自身を含む): 21164000

約数和(自身を除く): 8521349

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 511, 657, 1533, 2749, 4599, 8247, 19243, 24741, 57729, 173187, 200677, 602031, 1404739, 1806093, 4214217, 12642651]

約数ペア:

[(1, 12642651), (3, 4214217), (7, 1806093), (9, 1404739), (21, 602031), (63, 200677), (73, 173187), (219, 57729), (511, 24741), (657, 19243), (1533, 8247), (2749, 4599)]