201994005

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{7283}}^1$

素因数の和:7377

約数の個数: 24

約数和(自身を含む): 330926688

約数和(自身を除く): 128932683

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 1849, 5547, 7283, 9245, 21849, 27735, 36415, 109245, 313169, 939507, 1565845, 4697535, 13466267, 40398801, 67331335, 201994005]

約数ペア:

[(1, 201994005), (3, 67331335), (5, 40398801), (15, 13466267), (43, 4697535), (129, 1565845), (215, 939507), (645, 313169), (1849, 109245), (5547, 36415), (7283, 27735), (9245, 21849)]