71517501

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 119845440

約数和(自身を除く): 48327939

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 193, 197, 209, 579, 591, 627, 1737, 1773, 1881, 2123, 2167, 3667, 3743, 6369, 6501, 11001, 11229, 19107, 19503, 33003, 33687, 38021, 40337, 41173, 114063, 121011, 123519, 342189, 363033, 370557, 418231, 722399, 1254693, 2167197, 3764079, 6501591, 7946389, 23839167, 71517501]

約数ペア:

[(1, 71517501), (3, 23839167), (9, 7946389), (11, 6501591), (19, 3764079), (33, 2167197), (57, 1254693), (99, 722399), (171, 418231), (193, 370557), (197, 363033), (209, 342189), (579, 123519), (591, 121011), (627, 114063), (1737, 41173), (1773, 40337), (1881, 38021), (2123, 33687), (2167, 33003), (3667, 19503), (3743, 19107), (6369, 11229), (6501, 11001)]