27909145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{16369}}^1$

素因数の和:16416

約数の個数: 16

約数和(自身を含む): 37716480

約数和(自身を除く): 9807335

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 16369, 81845, 180059, 507439, 900295, 2537195, 5581829, 27909145]

約数ペア:

[(1, 27909145), (5, 5581829), (11, 2537195), (31, 900295), (55, 507439), (155, 180059), (341, 81845), (1705, 16369)]