28407495

素因数分解:

$3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{7369}}^1$

素因数の和:7634

約数の個数: 16

約数和(自身を含む): 45635040

約数和(自身を除く): 17227545

約数列:

[1, 3, 5, 15, 257, 771, 1285, 3855, 7369, 22107, 36845, 110535, 1893833, 5681499, 9469165, 28407495]

約数ペア:

[(1, 28407495), (3, 9469165), (5, 5681499), (15, 1893833), (257, 110535), (771, 36845), (1285, 22107), (3855, 7369)]