28315175

素因数分解:

$5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4373}}^1$

素因数の和:4427

約数の個数: 24

約数和(自身を含む): 41220576

約数和(自身を除く): 12905401

約数列:

[1, 5, 7, 25, 35, 37, 175, 185, 259, 925, 1295, 4373, 6475, 21865, 30611, 109325, 153055, 161801, 765275, 809005, 1132607, 4045025, 5663035, 28315175]

約数ペア:

[(1, 28315175), (5, 5663035), (7, 4045025), (25, 1132607), (35, 809005), (37, 765275), (175, 161801), (185, 153055), (259, 109325), (925, 30611), (1295, 21865), (4373, 6475)]