1644155

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2$

素因数の和:103

約数の個数: 24

約数和(自身を含む): 2257632

約数和(自身を除く): 613477

約数列:

[1, 5, 17, 23, 29, 85, 115, 145, 391, 493, 667, 841, 1955, 2465, 3335, 4205, 11339, 14297, 19343, 56695, 71485, 96715, 328831, 1644155]

約数ペア:

[(1, 1644155), (5, 328831), (17, 96715), (23, 71485), (29, 56695), (85, 19343), (115, 14297), (145, 11339), (391, 4205), (493, 3335), (667, 2465), (841, 1955)]