28258281

素因数分解:

$3^3\times {\mathrm{557}}^1\times {\mathrm{1879}}^1$

素因数の和:2445

約数の個数: 16

約数和(自身を含む): 41961600

約数和(自身を除く): 13703319

約数列:

[1, 3, 9, 27, 557, 1671, 1879, 5013, 5637, 15039, 16911, 50733, 1046603, 3139809, 9419427, 28258281]

約数ペア:

[(1, 28258281), (3, 9419427), (9, 3139809), (27, 1046603), (557, 50733), (1671, 16911), (1879, 15039), (5013, 5637)]