1978950909

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{9241}}^1$

素因数の和:9310

約数の個数: 48

約数和(自身を含む): 3177769280

約数和(自身を除く): 1198818371

約数列:

[1, 3, 13, 17, 19, 39, 51, 57, 221, 247, 289, 323, 663, 741, 867, 969, 3757, 4199, 5491, 9241, 11271, 12597, 16473, 27723, 71383, 120133, 157097, 175579, 214149, 360399, 471291, 526737, 2042261, 2282527, 2670649, 2984843, 6126783, 6847581, 8011947, 8954529, 34718437, 38802959, 50742331, 104155311, 116408877, 152226993, 659650303, 1978950909]

約数ペア:

[(1, 1978950909), (3, 659650303), (13, 152226993), (17, 116408877), (19, 104155311), (39, 50742331), (51, 38802959), (57, 34718437), (221, 8954529), (247, 8011947), (289, 6847581), (323, 6126783), (663, 2984843), (741, 2670649), (867, 2282527), (969, 2042261), (3757, 526737), (4199, 471291), (5491, 360399), (9241, 214149), (11271, 175579), (12597, 157097), (16473, 120133), (27723, 71383)]