139968478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 252887040

約数和(自身を除く): 112918562

約数列:

[1, 2, 13, 19, 23, 26, 38, 46, 97, 127, 194, 247, 254, 299, 437, 494, 598, 874, 1261, 1651, 1843, 2231, 2413, 2522, 2921, 3302, 3686, 4462, 4826, 5681, 5842, 11362, 12319, 23959, 24638, 29003, 31369, 37973, 42389, 47918, 55499, 58006, 62738, 75946, 84778, 110998, 160147, 234061, 283337, 320294, 468122, 551057, 566674, 721487, 1102114, 1442974, 3042793, 3683381, 5383403, 6085586, 7366762, 10766806, 69984239, 139968478]

約数ペア:

[(1, 139968478), (2, 69984239), (13, 10766806), (19, 7366762), (23, 6085586), (26, 5383403), (38, 3683381), (46, 3042793), (97, 1442974), (127, 1102114), (194, 721487), (247, 566674), (254, 551057), (299, 468122), (437, 320294), (494, 283337), (598, 234061), (874, 160147), (1261, 110998), (1651, 84778), (1843, 75946), (2231, 62738), (2413, 58006), (2522, 55499), (2921, 47918), (3302, 42389), (3686, 37973), (4462, 31369), (4826, 29003), (5681, 24638), (5842, 23959), (11362, 12319)]