28690611

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{13721}}^1$

素因数の和:13782

約数の個数: 16

約数和(自身を含む): 41495328

約数和(自身を除く): 12804717

約数列:

[1, 3, 17, 41, 51, 123, 697, 2091, 13721, 41163, 233257, 562561, 699771, 1687683, 9563537, 28690611]

約数ペア:

[(1, 28690611), (3, 9563537), (17, 1687683), (41, 699771), (51, 562561), (123, 233257), (697, 41163), (2091, 13721)]