28642754

素因数分解:

$2^1\times 7^2\times {\mathrm{331}}^1\times {\mathrm{883}}^1$

素因数の和:1230

約数の個数: 24

約数和(自身を含む): 50186448

約数和(自身を除く): 21543694

約数列:

[1, 2, 7, 14, 49, 98, 331, 662, 883, 1766, 2317, 4634, 6181, 12362, 16219, 32438, 43267, 86534, 292273, 584546, 2045911, 4091822, 14321377, 28642754]

約数ペア:

[(1, 28642754), (2, 14321377), (7, 4091822), (14, 2045911), (49, 584546), (98, 292273), (331, 86534), (662, 43267), (883, 32438), (1766, 16219), (2317, 12362), (4634, 6181)]