68391279

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{353}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 114865920

約数和(自身を除く): 46474641

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 103, 171, 209, 309, 353, 627, 927, 1059, 1133, 1881, 1957, 3177, 3399, 3883, 5871, 6707, 10197, 11649, 17613, 20121, 21527, 34947, 36359, 60363, 64581, 73777, 109077, 193743, 221331, 327231, 399949, 663993, 690821, 1199847, 2072463, 3599541, 6217389, 7599031, 22797093, 68391279]

約数ペア:

[(1, 68391279), (3, 22797093), (9, 7599031), (11, 6217389), (19, 3599541), (33, 2072463), (57, 1199847), (99, 690821), (103, 663993), (171, 399949), (209, 327231), (309, 221331), (353, 193743), (627, 109077), (927, 73777), (1059, 64581), (1133, 60363), (1881, 36359), (1957, 34947), (3177, 21527), (3399, 20121), (3883, 17613), (5871, 11649), (6707, 10197)]