28156778

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{29269}}^1$

素因数の和:29321

約数の個数: 16

約数和(自身を含む): 46714920

約数和(自身を除く): 18558142

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 29269, 58538, 380497, 760994, 1082953, 2165906, 14078389, 28156778]

約数ペア:

[(1, 28156778), (2, 14078389), (13, 2165906), (26, 1082953), (37, 760994), (74, 380497), (481, 58538), (962, 29269)]