19920705

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{27103}}^1$

素因数の和:27125

約数の個数: 24

約数和(自身を含む): 37078272

約数和(自身を除く): 17157567

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 27103, 81309, 135515, 189721, 406545, 569163, 948605, 1328047, 2845815, 3984141, 6640235, 19920705]

約数ペア:

[(1, 19920705), (3, 6640235), (5, 3984141), (7, 2845815), (15, 1328047), (21, 948605), (35, 569163), (49, 406545), (105, 189721), (147, 135515), (245, 81309), (735, 27103)]