66721605

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{941}}^1$

素因数の和:1141

約数の個数: 32

約数和(自身を含む): 111231360

約数和(自身を除く): 44509755

約数列:

[1, 3, 5, 15, 29, 87, 145, 163, 435, 489, 815, 941, 2445, 2823, 4705, 4727, 14115, 14181, 23635, 27289, 70905, 81867, 136445, 153383, 409335, 460149, 766915, 2300745, 4448107, 13344321, 22240535, 66721605]

約数ペア:

[(1, 66721605), (3, 22240535), (5, 13344321), (15, 4448107), (29, 2300745), (87, 766915), (145, 460149), (163, 409335), (435, 153383), (489, 136445), (815, 81867), (941, 70905), (2445, 27289), (2823, 23635), (4705, 14181), (4727, 14115)]