664277588

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{297083}}^1$

素因数の和:297143

約数の個数: 24

約数和(自身を含む): 1281026208

約数和(自身を除く): 616748620

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 297083, 594166, 1188332, 3862079, 7724158, 12774569, 15448316, 25549138, 51098276, 166069397, 332138794, 664277588]

約数ペア:

[(1, 664277588), (2, 332138794), (4, 166069397), (13, 51098276), (26, 25549138), (43, 15448316), (52, 12774569), (86, 7724158), (172, 3862079), (559, 1188332), (1118, 594166), (2236, 297083)]