1388201115

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{9491}}^1$

素因数の和:9712

約数の個数: 48

約数和(自身を含む): 2597011200

約数和(自身を除く): 1208810085

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 199, 245, 597, 735, 995, 1393, 2985, 4179, 6965, 9491, 9751, 20895, 28473, 29253, 47455, 48755, 66437, 142365, 146265, 199311, 332185, 465059, 996555, 1395177, 1888709, 2325295, 5666127, 6975885, 9443545, 13220963, 28330635, 39662889, 66104815, 92546741, 198314445, 277640223, 462733705, 1388201115]

約数ペア:

[(1, 1388201115), (3, 462733705), (5, 277640223), (7, 198314445), (15, 92546741), (21, 66104815), (35, 39662889), (49, 28330635), (105, 13220963), (147, 9443545), (199, 6975885), (245, 5666127), (597, 2325295), (735, 1888709), (995, 1395177), (1393, 996555), (2985, 465059), (4179, 332185), (6965, 199311), (9491, 146265), (9751, 142365), (20895, 66437), (28473, 48755), (29253, 47455)]