138039265

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4273}}^1$

素因数の和:4369

約数の個数: 32

約数和(自身を含む): 206793216

約数和(自身を除く): 68753951

約数列:

[1, 5, 7, 13, 35, 65, 71, 91, 355, 455, 497, 923, 2485, 4273, 4615, 6461, 21365, 29911, 32305, 55549, 149555, 277745, 303383, 388843, 1516915, 1944215, 2123681, 3943979, 10618405, 19719895, 27607853, 138039265]

約数ペア:

[(1, 138039265), (5, 27607853), (7, 19719895), (13, 10618405), (35, 3943979), (65, 2123681), (71, 1944215), (91, 1516915), (355, 388843), (455, 303383), (497, 277745), (923, 149555), (2485, 55549), (4273, 32305), (4615, 29911), (6461, 21365)]