209214733

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 279542016

約数和(自身を除く): 70327283

約数列:

[1, 7, 13, 17, 91, 101, 103, 119, 169, 221, 707, 721, 1183, 1313, 1339, 1547, 1717, 1751, 2873, 9191, 9373, 10403, 12019, 12257, 17069, 17407, 20111, 22321, 22763, 72821, 119483, 121849, 135239, 156247, 159341, 176851, 290173, 295919, 946673, 1237957, 1758107, 2031211, 2071433, 2299063, 12306749, 16093441, 29887819, 209214733]

約数ペア:

[(1, 209214733), (7, 29887819), (13, 16093441), (17, 12306749), (91, 2299063), (101, 2071433), (103, 2031211), (119, 1758107), (169, 1237957), (221, 946673), (707, 295919), (721, 290173), (1183, 176851), (1313, 159341), (1339, 156247), (1547, 135239), (1717, 121849), (1751, 119483), (2873, 72821), (9191, 22763), (9373, 22321), (10403, 20111), (12019, 17407), (12257, 17069)]