12981045

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11239}}^1$

素因数の和:11265

約数の個数: 32

約数和(自身を含む): 25896960

約数和(自身を除く): 12915915

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 11239, 33717, 56195, 78673, 123629, 168585, 236019, 370887, 393365, 618145, 865403, 1180095, 1854435, 2596209, 4327015, 12981045]

約数ペア:

[(1, 12981045), (3, 4327015), (5, 2596209), (7, 1854435), (11, 1180095), (15, 865403), (21, 618145), (33, 393365), (35, 370887), (55, 236019), (77, 168585), (105, 123629), (165, 78673), (231, 56195), (385, 33717), (1155, 11239)]