42931889

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{557}}^1$

素因数の和:606

約数の個数: 36

約数和(自身を含む): 59222772

約数和(自身を除く): 16290883

約数列:

[1, 7, 11, 13, 49, 77, 91, 121, 143, 539, 557, 637, 847, 1001, 1573, 3899, 5929, 6127, 7007, 7241, 11011, 27293, 42889, 50687, 67397, 77077, 79651, 300223, 354809, 471779, 557557, 876161, 3302453, 3902899, 6133127, 42931889]

約数ペア:

[(1, 42931889), (7, 6133127), (11, 3902899), (13, 3302453), (49, 876161), (77, 557557), (91, 471779), (121, 354809), (143, 300223), (539, 79651), (557, 77077), (637, 67397), (847, 50687), (1001, 42889), (1573, 27293), (3899, 11011), (5929, 7241), (6127, 7007)]