78867705

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{15329}}^1$

素因数の和:15358

約数の個数: 32

約数和(自身を含む): 147168000

約数和(自身を除く): 68300295

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 343, 735, 1029, 1715, 5145, 15329, 45987, 76645, 107303, 229935, 321909, 536515, 751121, 1609545, 2253363, 3755605, 5257847, 11266815, 15773541, 26289235, 78867705]

約数ペア:

[(1, 78867705), (3, 26289235), (5, 15773541), (7, 11266815), (15, 5257847), (21, 3755605), (35, 2253363), (49, 1609545), (105, 751121), (147, 536515), (245, 321909), (343, 229935), (735, 107303), (1029, 76645), (1715, 45987), (5145, 15329)]