26993331

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19603}}^1$

素因数の和:19632

約数の個数: 20

約数和(自身を含む): 42697512

約数和(自身を除く): 15704181

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 19603, 58809, 176427, 333251, 529281, 999753, 1587843, 2999259, 8997777, 26993331]

約数ペア:

[(1, 26993331), (3, 8997777), (9, 2999259), (17, 1587843), (27, 999753), (51, 529281), (81, 333251), (153, 176427), (459, 58809), (1377, 19603)]