18341385

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{4231}}^1$

素因数の和:4273

約数の個数: 24

約数和(自身を含む): 31181376

約数和(自身を除く): 12839991

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 4231, 4335, 12693, 21155, 63465, 71927, 215781, 359635, 1078905, 1222759, 3668277, 6113795, 18341385]

約数ペア:

[(1, 18341385), (3, 6113795), (5, 3668277), (15, 1222759), (17, 1078905), (51, 359635), (85, 215781), (255, 71927), (289, 63465), (867, 21155), (1445, 12693), (4231, 4335)]