68473587

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:392

約数の個数: 64

約数和(自身を含む): 121425920

約数和(自身を除く): 52952333

約数列:

[1, 3, 7, 13, 19, 21, 39, 43, 57, 91, 129, 133, 247, 273, 301, 307, 399, 559, 741, 817, 903, 921, 1677, 1729, 2149, 2451, 3913, 3991, 5187, 5719, 5833, 6447, 10621, 11739, 11973, 13201, 17157, 17499, 27937, 31863, 39603, 40831, 74347, 75829, 83811, 92407, 122493, 171613, 223041, 227487, 250819, 277221, 514839, 530803, 752457, 1201291, 1592409, 1755733, 3260647, 3603873, 5267199, 9781941, 22824529, 68473587]

約数ペア:

[(1, 68473587), (3, 22824529), (7, 9781941), (13, 5267199), (19, 3603873), (21, 3260647), (39, 1755733), (43, 1592409), (57, 1201291), (91, 752457), (129, 530803), (133, 514839), (247, 277221), (273, 250819), (301, 227487), (307, 223041), (399, 171613), (559, 122493), (741, 92407), (817, 83811), (903, 75829), (921, 74347), (1677, 40831), (1729, 39603), (2149, 31863), (2451, 27937), (3913, 17499), (3991, 17157), (5187, 13201), (5719, 11973), (5833, 11739), (6447, 10621)]