8421325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{271}}^1$

素因数の和:405

約数の個数: 24

約数和(自身を含む): 11534976

約数和(自身を除く): 3113651

約数列:

[1, 5, 11, 25, 55, 113, 271, 275, 565, 1243, 1355, 2825, 2981, 6215, 6775, 14905, 30623, 31075, 74525, 153115, 336853, 765575, 1684265, 8421325]

約数ペア:

[(1, 8421325), (5, 1684265), (11, 765575), (25, 336853), (55, 153115), (113, 74525), (271, 31075), (275, 30623), (565, 14905), (1243, 6775), (1355, 6215), (2825, 2981)]