28156644

素因数分解:

$2^2\times 3^2\times {\mathrm{782129}}^1$

素因数の和:782139

約数の個数: 18

約数和(自身を含む): 71173830

約数和(自身を除く): 43017186

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 782129, 1564258, 2346387, 3128516, 4692774, 7039161, 9385548, 14078322, 28156644]

約数ペア:

[(1, 28156644), (2, 14078322), (3, 9385548), (4, 7039161), (6, 4692774), (9, 3128516), (12, 2346387), (18, 1564258), (36, 782129)]