28617205

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{1709}}^1$

素因数の和:1928

約数の個数: 16

約数和(自身を含む): 36566640

約数和(自身を除く): 7949435

約数列:

[1, 5, 17, 85, 197, 985, 1709, 3349, 8545, 16745, 29053, 145265, 336673, 1683365, 5723441, 28617205]

約数ペア:

[(1, 28617205), (5, 5723441), (17, 1683365), (85, 336673), (197, 145265), (985, 29053), (1709, 16745), (3349, 8545)]