25220895

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{599}}^1$

素因数の和:1015

約数の個数: 32

約数和(自身を含む): 46310400

約数和(自身を除く): 21089505

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 401, 599, 1203, 1797, 2005, 2807, 2995, 4193, 6015, 8421, 8985, 12579, 14035, 20965, 42105, 62895, 240199, 720597, 1200995, 1681393, 3602985, 5044179, 8406965, 25220895]

約数ペア:

[(1, 25220895), (3, 8406965), (5, 5044179), (7, 3602985), (15, 1681393), (21, 1200995), (35, 720597), (105, 240199), (401, 62895), (599, 42105), (1203, 20965), (1797, 14035), (2005, 12579), (2807, 8985), (2995, 8421), (4193, 6015)]