13380325

素因数分解:

$5^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{487}}^1$

素因数の和:661

約数の個数: 24

約数和(自身を含む): 19121792

約数和(自身を除く): 5741467

約数列:

[1, 5, 7, 25, 35, 157, 175, 487, 785, 1099, 2435, 3409, 3925, 5495, 12175, 17045, 27475, 76459, 85225, 382295, 535213, 1911475, 2676065, 13380325]

約数ペア:

[(1, 13380325), (5, 2676065), (7, 1911475), (25, 535213), (35, 382295), (157, 85225), (175, 76459), (487, 27475), (785, 17045), (1099, 12175), (2435, 5495), (3409, 3925)]