217310025

素因数分解:

$3^1\times 5^2\times {\mathrm{1187}}^1\times {\mathrm{2441}}^1$

素因数の和:3641

約数の個数: 24

約数和(自身を含む): 359735904

約数和(自身を除く): 142425879

約数列:

[1, 3, 5, 15, 25, 75, 1187, 2441, 3561, 5935, 7323, 12205, 17805, 29675, 36615, 61025, 89025, 183075, 2897467, 8692401, 14487335, 43462005, 72436675, 217310025]

約数ペア:

[(1, 217310025), (3, 72436675), (5, 43462005), (15, 14487335), (25, 8692401), (75, 2897467), (1187, 183075), (2441, 89025), (3561, 61025), (5935, 36615), (7323, 29675), (12205, 17805)]