20072115

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{9103}}^1$

素因数の和:9128

約数の個数: 36

約数和(自身を含む): 40476384

約数和(自身を除く): 20404269

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 9103, 27309, 45515, 63721, 81927, 136545, 191163, 318605, 409635, 446047, 573489, 955815, 1338141, 2230235, 2867445, 4014423, 6690705, 20072115]

約数ペア:

[(1, 20072115), (3, 6690705), (5, 4014423), (7, 2867445), (9, 2230235), (15, 1338141), (21, 955815), (35, 573489), (45, 446047), (49, 409635), (63, 318605), (105, 191163), (147, 136545), (245, 81927), (315, 63721), (441, 45515), (735, 27309), (2205, 9103)]