2783758510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{497989}}^1$

素因数の和:498052

約数の個数: 32

約数和(自身を含む): 5521713120

約数和(自身を除く): 2737954610

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 5590, 497989, 995978, 2489945, 4979890, 6473857, 12947714, 21413527, 32369285, 42827054, 64738570, 107067635, 214135270, 278375851, 556751702, 1391879255, 2783758510]

約数ペア:

[(1, 2783758510), (2, 1391879255), (5, 556751702), (10, 278375851), (13, 214135270), (26, 107067635), (43, 64738570), (65, 42827054), (86, 32369285), (130, 21413527), (215, 12947714), (430, 6473857), (559, 4979890), (1118, 2489945), (2795, 995978), (5590, 497989)]