1277771222

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1\times {\mathrm{337}}^1$

素因数の和:693

約数の個数: 64

約数和(自身を含む): 2404007424

約数和(自身を除く): 1126236202

約数列:

[1, 2, 7, 13, 14, 26, 83, 91, 166, 182, 251, 337, 502, 581, 674, 1079, 1162, 1757, 2158, 2359, 3263, 3514, 4381, 4718, 6526, 7553, 8762, 15106, 20833, 22841, 27971, 30667, 41666, 45682, 55942, 61334, 84587, 145831, 169174, 195797, 270829, 291662, 363623, 391594, 541658, 592109, 727246, 1099631, 1184218, 1895803, 2199262, 2545361, 3791606, 5090722, 7020721, 7697417, 14041442, 15394834, 49145047, 91269373, 98290094, 182538746, 638885611, 1277771222]

約数ペア:

[(1, 1277771222), (2, 638885611), (7, 182538746), (13, 98290094), (14, 91269373), (26, 49145047), (83, 15394834), (91, 14041442), (166, 7697417), (182, 7020721), (251, 5090722), (337, 3791606), (502, 2545361), (581, 2199262), (674, 1895803), (1079, 1184218), (1162, 1099631), (1757, 727246), (2158, 592109), (2359, 541658), (3263, 391594), (3514, 363623), (4381, 291662), (4718, 270829), (6526, 195797), (7553, 169174), (8762, 145831), (15106, 84587), (20833, 61334), (22841, 55942), (27971, 45682), (30667, 41666)]