3878889147

素因数分解:

$3^3\times 7^2\times {\mathrm{2931889}}^1$

素因数の和:2931912

約数の個数: 24

約数和(自身を含む): 6684709200

約数和(自身を除く): 2805820053

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 2931889, 8795667, 20523223, 26387001, 61569669, 79161003, 143662561, 184709007, 430987683, 554127021, 1292963049, 3878889147]

約数ペア:

[(1, 3878889147), (3, 1292963049), (7, 554127021), (9, 430987683), (21, 184709007), (27, 143662561), (49, 79161003), (63, 61569669), (147, 26387001), (189, 20523223), (441, 8795667), (1323, 2931889)]