201913165

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{55243}}^1$

素因数の和:55308

約数の個数: 16

約数和(自身を含む): 262519488

約数和(自身を除く): 60606323

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 55243, 276215, 939131, 2375449, 4695655, 11877245, 40382633, 201913165]

約数ペア:

[(1, 201913165), (5, 40382633), (17, 11877245), (43, 4695655), (85, 2375449), (215, 939131), (731, 276215), (3655, 55243)]