30521015

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{21269}}^1$

素因数の和:21322

約数の個数: 16

約数和(自身を含む): 42880320

約数和(自身を除く): 12359305

約数列:

[1, 5, 7, 35, 41, 205, 287, 1435, 21269, 106345, 148883, 744415, 872029, 4360145, 6104203, 30521015]

約数ペア:

[(1, 30521015), (5, 6104203), (7, 4360145), (35, 872029), (41, 744415), (205, 148883), (287, 106345), (1435, 21269)]