218636829

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{401}}^1\times {\mathrm{2089}}^1$

素因数の和:2525

約数の個数: 24

約数和(自身を含む): 327670200

約数和(自身を除く): 109033371

約数列:

[1, 3, 9, 29, 87, 261, 401, 1203, 2089, 3609, 6267, 11629, 18801, 34887, 60581, 104661, 181743, 545229, 837689, 2513067, 7539201, 24292981, 72878943, 218636829]

約数ペア:

[(1, 218636829), (3, 72878943), (9, 24292981), (29, 7539201), (87, 2513067), (261, 837689), (401, 545229), (1203, 181743), (2089, 104661), (3609, 60581), (6267, 34887), (11629, 18801)]