28182515

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{1423}}^1$

素因数の和:1678

約数の個数: 16

約数和(自身を含む): 35987328

約数和(自身を除く): 7804813

約数列:

[1, 5, 17, 85, 233, 1165, 1423, 3961, 7115, 19805, 24191, 120955, 331559, 1657795, 5636503, 28182515]

約数ペア:

[(1, 28182515), (5, 5636503), (17, 1657795), (85, 331559), (233, 120955), (1165, 24191), (1423, 19805), (3961, 7115)]