28161796

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{1103}}^1$

素因数の和:1611

約数の個数: 24

約数和(自身を含む): 53230464

約数和(自身を除く): 25068668

約数列:

[1, 2, 4, 13, 26, 52, 491, 982, 1103, 1964, 2206, 4412, 6383, 12766, 14339, 25532, 28678, 57356, 541573, 1083146, 2166292, 7040449, 14080898, 28161796]

約数ペア:

[(1, 28161796), (2, 14080898), (4, 7040449), (13, 2166292), (26, 1083146), (52, 541573), (491, 57356), (982, 28678), (1103, 25532), (1964, 14339), (2206, 12766), (4412, 6383)]