18168495

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71249}}^1$

素因数の和:71274

約数の個数: 16

約数和(自身を含む): 30780000

約数和(自身を除く): 12611505

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 71249, 213747, 356245, 1068735, 1211233, 3633699, 6056165, 18168495]

約数ペア:

[(1, 18168495), (3, 6056165), (5, 3633699), (15, 1211233), (17, 1068735), (51, 356245), (85, 213747), (255, 71249)]