28429982

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{22817}}^1$

素因数の和:22915

約数の個数: 16

約数和(自身を含む): 49286880

約数和(自身を除く): 20856898

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 22817, 45634, 159719, 319438, 2030713, 4061426, 14214991, 28429982]

約数ペア:

[(1, 28429982), (2, 14214991), (7, 4061426), (14, 2030713), (89, 319438), (178, 159719), (623, 45634), (1246, 22817)]