638370270719

素因数分解:

${\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1\times {\mathrm{9929}}^1$

素因数の和:10427

約数の個数: 32

約数和(自身を含む): 686576088000

約数和(自身を除く): 48205817281

約数列:

[1, 19, 89, 193, 197, 1691, 3667, 3743, 9929, 17177, 17533, 38021, 188651, 326363, 333127, 722399, 883681, 1916297, 1956013, 3383869, 16789939, 36409643, 37164247, 64293511, 170550433, 174085157, 377510509, 3240458227, 3307617983, 7172699671, 33598435301, 638370270719]

約数ペア:

[(1, 638370270719), (19, 33598435301), (89, 7172699671), (193, 3307617983), (197, 3240458227), (1691, 377510509), (3667, 174085157), (3743, 170550433), (9929, 64293511), (17177, 37164247), (17533, 36409643), (38021, 16789939), (188651, 3383869), (326363, 1956013), (333127, 1916297), (722399, 883681)]