28377267

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{4003}}^1$

素因数の和:4162

約数の個数: 16

約数和(自身を含む): 40360320

約数和(自身を除く): 11983053

約数列:

[1, 3, 17, 51, 139, 417, 2363, 4003, 7089, 12009, 68051, 204153, 556417, 1669251, 9459089, 28377267]

約数ペア:

[(1, 28377267), (3, 9459089), (17, 1669251), (51, 556417), (139, 204153), (417, 68051), (2363, 12009), (4003, 7089)]