1277893564

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1\times {\mathrm{1171}}^1$

素因数の和:1450

約数の個数: 48

約数和(自身を含む): 2398193280

約数和(自身を除く): 1120299716

約数列:

[1, 2, 4, 19, 38, 76, 83, 166, 173, 332, 346, 692, 1171, 1577, 2342, 3154, 3287, 4684, 6308, 6574, 13148, 14359, 22249, 28718, 44498, 57436, 88996, 97193, 194386, 202583, 272821, 388772, 405166, 545642, 810332, 1091284, 1846667, 3693334, 3849077, 7386668, 7698154, 15396308, 16814389, 33628778, 67257556, 319473391, 638946782, 1277893564]

約数ペア:

[(1, 1277893564), (2, 638946782), (4, 319473391), (19, 67257556), (38, 33628778), (76, 16814389), (83, 15396308), (166, 7698154), (173, 7386668), (332, 3849077), (346, 3693334), (692, 1846667), (1171, 1091284), (1577, 810332), (2342, 545642), (3154, 405166), (3287, 388772), (4684, 272821), (6308, 202583), (6574, 194386), (13148, 97193), (14359, 88996), (22249, 57436), (28718, 44498)]