42664986

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^2$

素因数の和:157

約数の個数: 108

約数和(自身を含む): 117734526

約数和(自身を除く): 75069540

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 61, 63, 78, 91, 98, 117, 122, 126, 147, 182, 183, 234, 273, 294, 366, 427, 441, 546, 549, 637, 793, 819, 854, 882, 1098, 1274, 1281, 1586, 1638, 1911, 2379, 2562, 2989, 3721, 3822, 3843, 4758, 5551, 5733, 5978, 7137, 7442, 7686, 8967, 11102, 11163, 11466, 14274, 16653, 17934, 22326, 26047, 26901, 33306, 33489, 38857, 48373, 49959, 52094, 53802, 66978, 77714, 78141, 96746, 99918, 116571, 145119, 156282, 182329, 233142, 234423, 290238, 338611, 349713, 364658, 435357, 468846, 546987, 677222, 699426, 870714, 1015833, 1093974, 1640961, 2031666, 2370277, 3047499, 3281922, 4740554, 6094998, 7110831, 14221662, 21332493, 42664986]

約数ペア:

[(1, 42664986), (2, 21332493), (3, 14221662), (6, 7110831), (7, 6094998), (9, 4740554), (13, 3281922), (14, 3047499), (18, 2370277), (21, 2031666), (26, 1640961), (39, 1093974), (42, 1015833), (49, 870714), (61, 699426), (63, 677222), (78, 546987), (91, 468846), (98, 435357), (117, 364658), (122, 349713), (126, 338611), (147, 290238), (182, 234423), (183, 233142), (234, 182329), (273, 156282), (294, 145119), (366, 116571), (427, 99918), (441, 96746), (546, 78141), (549, 77714), (637, 66978), (793, 53802), (819, 52094), (854, 49959), (882, 48373), (1098, 38857), (1274, 33489), (1281, 33306), (1586, 26901), (1638, 26047), (1911, 22326), (2379, 17934), (2562, 16653), (2989, 14274), (3721, 11466), (3822, 11163), (3843, 11102), (4758, 8967), (5551, 7686), (5733, 7442), (5978, 7137)]