266238531

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{78467}}^1$

素因数の和:78515

約数の個数: 24

約数和(自身を含む): 428435280

約数和(自身を除く): 162196749

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 1131, 3393, 78467, 235401, 706203, 1020071, 2275543, 3060213, 6826629, 9180639, 20479887, 29582059, 88746177, 266238531]

約数ペア:

[(1, 266238531), (3, 88746177), (9, 29582059), (13, 20479887), (29, 9180639), (39, 6826629), (87, 3060213), (117, 2275543), (261, 1020071), (377, 706203), (1131, 235401), (3393, 78467)]