389764081

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{10211}}^1$

素因数の和:10285

約数の個数: 24

約数和(自身を含む): 488950560

約数和(自身を除く): 99186479

約数列:

[1, 7, 19, 41, 49, 133, 287, 779, 931, 2009, 5453, 10211, 38171, 71477, 194009, 418651, 500339, 1358063, 2930557, 7954369, 9506441, 20513899, 55680583, 389764081]

約数ペア:

[(1, 389764081), (7, 55680583), (19, 20513899), (41, 9506441), (49, 7954369), (133, 2930557), (287, 1358063), (779, 500339), (931, 418651), (2009, 194009), (5453, 71477), (10211, 38171)]