199720347827

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1609}}^1\times {\mathrm{11273}}^1$

素因数の和:12924

約数の個数: 48

約数和(自身を含む): 270379381440

約数和(自身を除く): 70659033613

約数列:

[1, 7, 11, 13, 77, 91, 121, 143, 847, 1001, 1573, 1609, 11011, 11263, 11273, 17699, 20917, 78911, 123893, 124003, 146419, 146549, 194689, 230087, 868021, 1025843, 1362823, 1364033, 1610609, 1612039, 2530957, 9548231, 11284273, 17716699, 17732429, 18138257, 124127003, 126967799, 199520827, 235797341, 1396645789, 1650581387, 2194729097, 2593770751, 15363103679, 18156395257, 28531478261, 199720347827]

約数ペア:

[(1, 199720347827), (7, 28531478261), (11, 18156395257), (13, 15363103679), (77, 2593770751), (91, 2194729097), (121, 1650581387), (143, 1396645789), (847, 235797341), (1001, 199520827), (1573, 126967799), (1609, 124127003), (11011, 18138257), (11263, 17732429), (11273, 17716699), (17699, 11284273), (20917, 9548231), (78911, 2530957), (123893, 1612039), (124003, 1610609), (146419, 1364033), (146549, 1362823), (194689, 1025843), (230087, 868021)]