2780526

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{277}}^1$

素因数の和:528

約数の個数: 32

約数和(自身を含む): 6405120

約数和(自身を除く): 3624594

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 239, 277, 478, 554, 717, 831, 1434, 1662, 1673, 1939, 3346, 3878, 5019, 5817, 10038, 11634, 66203, 132406, 198609, 397218, 463421, 926842, 1390263, 2780526]

約数ペア:

[(1, 2780526), (2, 1390263), (3, 926842), (6, 463421), (7, 397218), (14, 198609), (21, 132406), (42, 66203), (239, 11634), (277, 10038), (478, 5817), (554, 5019), (717, 3878), (831, 3346), (1434, 1939), (1662, 1673)]