68887749

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4211}}^1$

素因数の和:4281

約数の個数: 32

約数和(自身を含む): 113218560

約数和(自身を除く): 44330811

約数列:

[1, 3, 7, 19, 21, 41, 57, 123, 133, 287, 399, 779, 861, 2337, 4211, 5453, 12633, 16359, 29477, 80009, 88431, 172651, 240027, 517953, 560063, 1208557, 1680189, 3280369, 3625671, 9841107, 22962583, 68887749]

約数ペア:

[(1, 68887749), (3, 22962583), (7, 9841107), (19, 3625671), (21, 3280369), (41, 1680189), (57, 1208557), (123, 560063), (133, 517953), (287, 240027), (399, 172651), (779, 88431), (861, 80009), (2337, 29477), (4211, 16359), (5453, 12633)]