257527116

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1523}}^1$

素因数の和:1612

約数の個数: 144

約数和(自身を含む): 825447168

約数和(自身を除く): 567920052

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 61, 63, 66, 77, 84, 99, 122, 126, 132, 154, 183, 198, 231, 244, 252, 308, 366, 396, 427, 462, 549, 671, 693, 732, 854, 924, 1098, 1281, 1342, 1386, 1523, 1708, 2013, 2196, 2562, 2684, 2772, 3046, 3843, 4026, 4569, 4697, 5124, 6039, 6092, 7686, 8052, 9138, 9394, 10661, 12078, 13707, 14091, 15372, 16753, 18276, 18788, 21322, 24156, 27414, 28182, 31983, 33506, 42273, 42644, 50259, 54828, 56364, 63966, 67012, 84546, 92903, 95949, 100518, 117271, 127932, 150777, 169092, 185806, 191898, 201036, 234542, 278709, 301554, 351813, 371612, 383796, 469084, 557418, 603108, 650321, 703626, 836127, 1021933, 1055439, 1114836, 1300642, 1407252, 1672254, 1950963, 2043866, 2110878, 2601284, 3065799, 3344508, 3901926, 4087732, 4221756, 5852889, 6131598, 7153531, 7803852, 9197397, 11705778, 12263196, 14307062, 18394794, 21460593, 23411556, 28614124, 36789588, 42921186, 64381779, 85842372, 128763558, 257527116]

約数ペア:

[(1, 257527116), (2, 128763558), (3, 85842372), (4, 64381779), (6, 42921186), (7, 36789588), (9, 28614124), (11, 23411556), (12, 21460593), (14, 18394794), (18, 14307062), (21, 12263196), (22, 11705778), (28, 9197397), (33, 7803852), (36, 7153531), (42, 6131598), (44, 5852889), (61, 4221756), (63, 4087732), (66, 3901926), (77, 3344508), (84, 3065799), (99, 2601284), (122, 2110878), (126, 2043866), (132, 1950963), (154, 1672254), (183, 1407252), (198, 1300642), (231, 1114836), (244, 1055439), (252, 1021933), (308, 836127), (366, 703626), (396, 650321), (427, 603108), (462, 557418), (549, 469084), (671, 383796), (693, 371612), (732, 351813), (854, 301554), (924, 278709), (1098, 234542), (1281, 201036), (1342, 191898), (1386, 185806), (1523, 169092), (1708, 150777), (2013, 127932), (2196, 117271), (2562, 100518), (2684, 95949), (2772, 92903), (3046, 84546), (3843, 67012), (4026, 63966), (4569, 56364), (4697, 54828), (5124, 50259), (6039, 42644), (6092, 42273), (7686, 33506), (8052, 31983), (9138, 28182), (9394, 27414), (10661, 24156), (12078, 21322), (13707, 18788), (14091, 18276), (15372, 16753)]