13280216

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{21013}}^1$

素因数の和:21098

約数の個数: 16

約数和(自身を含む): 25216800

約数和(自身を除く): 11936584

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 21013, 42026, 84052, 168104, 1660027, 3320054, 6640108, 13280216]

約数ペア:

[(1, 13280216), (2, 6640108), (4, 3320054), (8, 1660027), (79, 168104), (158, 84052), (316, 42026), (632, 21013)]