128946818

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2221}}^1$

素因数の和:2283

約数の個数: 64

約数和(自身を含む): 268773120

約数和(自身を除く): 139826302

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 29, 58, 77, 91, 143, 154, 182, 203, 286, 319, 377, 406, 638, 754, 1001, 2002, 2221, 2233, 2639, 4147, 4442, 4466, 5278, 8294, 15547, 24431, 28873, 29029, 31094, 48862, 57746, 58058, 64409, 128818, 171017, 202111, 317603, 342034, 404222, 450863, 635206, 708499, 837317, 901726, 1416998, 1674634, 2223221, 4446442, 4959493, 5861219, 9210487, 9918986, 11722438, 18420974, 64473409, 128946818]

約数ペア:

[(1, 128946818), (2, 64473409), (7, 18420974), (11, 11722438), (13, 9918986), (14, 9210487), (22, 5861219), (26, 4959493), (29, 4446442), (58, 2223221), (77, 1674634), (91, 1416998), (143, 901726), (154, 837317), (182, 708499), (203, 635206), (286, 450863), (319, 404222), (377, 342034), (406, 317603), (638, 202111), (754, 171017), (1001, 128818), (2002, 64409), (2221, 58058), (2233, 57746), (2639, 48862), (4147, 31094), (4442, 29029), (4466, 28873), (5278, 24431), (8294, 15547)]