66386964

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{127}}^2$

素因数の和:282

約数の個数: 72

約数和(自身を含む): 182078400

約数和(自身を除く): 115691436

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 127, 147, 196, 254, 294, 343, 381, 508, 588, 686, 762, 889, 1029, 1372, 1524, 1778, 2058, 2667, 3556, 4116, 5334, 6223, 10668, 12446, 16129, 18669, 24892, 32258, 37338, 43561, 48387, 64516, 74676, 87122, 96774, 112903, 130683, 174244, 193548, 225806, 261366, 338709, 451612, 522732, 677418, 790321, 1354836, 1580642, 2370963, 3161284, 4741926, 5532247, 9483852, 11064494, 16596741, 22128988, 33193482, 66386964]

約数ペア:

[(1, 66386964), (2, 33193482), (3, 22128988), (4, 16596741), (6, 11064494), (7, 9483852), (12, 5532247), (14, 4741926), (21, 3161284), (28, 2370963), (42, 1580642), (49, 1354836), (84, 790321), (98, 677418), (127, 522732), (147, 451612), (196, 338709), (254, 261366), (294, 225806), (343, 193548), (381, 174244), (508, 130683), (588, 112903), (686, 96774), (762, 87122), (889, 74676), (1029, 64516), (1372, 48387), (1524, 43561), (1778, 37338), (2058, 32258), (2667, 24892), (3556, 18669), (4116, 16129), (5334, 12446), (6223, 10668)]