28263746

素因数分解:

$2^1\times 7^1\times {\mathrm{821}}^1\times {\mathrm{2459}}^1$

素因数の和:3289

約数の個数: 16

約数和(自身を含む): 48530880

約数和(自身を除く): 20267134

約数列:

[1, 2, 7, 14, 821, 1642, 2459, 4918, 5747, 11494, 17213, 34426, 2018839, 4037678, 14131873, 28263746]

約数ペア:

[(1, 28263746), (2, 14131873), (7, 4037678), (14, 2018839), (821, 34426), (1642, 17213), (2459, 11494), (4918, 5747)]