28259457

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{2441}}^1$

素因数の和:2688

約数の個数: 16

約数和(自身を含む): 40087872

約数和(自身を除く): 11828415

約数列:

[1, 3, 17, 51, 227, 681, 2441, 3859, 7323, 11577, 41497, 124491, 554107, 1662321, 9419819, 28259457]

約数ペア:

[(1, 28259457), (3, 9419819), (17, 1662321), (51, 554107), (227, 124491), (681, 41497), (2441, 11577), (3859, 7323)]