18678439299

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1\times {\mathrm{379}}^1$

素因数の和:772

約数の個数: 64

約数和(自身を含む): 27771932160

約数和(自身を除く): 9093492861

約数列:

[1, 3, 13, 39, 53, 113, 159, 211, 339, 379, 633, 689, 1137, 1469, 2067, 2743, 4407, 4927, 5989, 8229, 11183, 14781, 17967, 20087, 23843, 33549, 42827, 60261, 71529, 77857, 79969, 128481, 145379, 233571, 239907, 261131, 309959, 436137, 556751, 783393, 929877, 1039597, 1263679, 1670253, 2269831, 3118791, 3791037, 4238357, 6809493, 9036497, 12715071, 16427827, 27109491, 29507803, 49283481, 55098641, 88523409, 117474461, 165295923, 352423383, 478934341, 1436803023, 6226146433, 18678439299]

約数ペア:

[(1, 18678439299), (3, 6226146433), (13, 1436803023), (39, 478934341), (53, 352423383), (113, 165295923), (159, 117474461), (211, 88523409), (339, 55098641), (379, 49283481), (633, 29507803), (689, 27109491), (1137, 16427827), (1469, 12715071), (2067, 9036497), (2743, 6809493), (4407, 4238357), (4927, 3791037), (5989, 3118791), (8229, 2269831), (11183, 1670253), (14781, 1263679), (17967, 1039597), (20087, 929877), (23843, 783393), (33549, 556751), (42827, 436137), (60261, 309959), (71529, 261131), (77857, 239907), (79969, 233571), (128481, 145379)]