138857355

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:250

約数の個数: 128

約数和(自身を含む): 309657600

約数和(自身を除く): 170800245

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 45, 63, 65, 89, 91, 105, 117, 127, 135, 189, 195, 267, 273, 315, 351, 381, 445, 455, 585, 623, 635, 801, 819, 889, 945, 1143, 1157, 1335, 1365, 1651, 1755, 1869, 1905, 2403, 2457, 2667, 3115, 3429, 3471, 4005, 4095, 4445, 4953, 5607, 5715, 5785, 8001, 8099, 8255, 9345, 10413, 11303, 11557, 12015, 12285, 13335, 14859, 16821, 17145, 17355, 24003, 24297, 24765, 28035, 31239, 33909, 34671, 40005, 40495, 44577, 52065, 56515, 57785, 72891, 74295, 79121, 84105, 101727, 104013, 120015, 121485, 146939, 156195, 169545, 173355, 218673, 222885, 237363, 305181, 312039, 364455, 395605, 440817, 508635, 520065, 712089, 734695, 1028573, 1093365, 1186815, 1322451, 1525905, 1560195, 2136267, 2204085, 3085719, 3560445, 3967353, 5142865, 6612255, 9257157, 10681335, 15428595, 19836765, 27771471, 46285785, 138857355]

約数ペア:

[(1, 138857355), (3, 46285785), (5, 27771471), (7, 19836765), (9, 15428595), (13, 10681335), (15, 9257157), (21, 6612255), (27, 5142865), (35, 3967353), (39, 3560445), (45, 3085719), (63, 2204085), (65, 2136267), (89, 1560195), (91, 1525905), (105, 1322451), (117, 1186815), (127, 1093365), (135, 1028573), (189, 734695), (195, 712089), (267, 520065), (273, 508635), (315, 440817), (351, 395605), (381, 364455), (445, 312039), (455, 305181), (585, 237363), (623, 222885), (635, 218673), (801, 173355), (819, 169545), (889, 156195), (945, 146939), (1143, 121485), (1157, 120015), (1335, 104013), (1365, 101727), (1651, 84105), (1755, 79121), (1869, 74295), (1905, 72891), (2403, 57785), (2457, 56515), (2667, 52065), (3115, 44577), (3429, 40495), (3471, 40005), (4005, 34671), (4095, 33909), (4445, 31239), (4953, 28035), (5607, 24765), (5715, 24297), (5785, 24003), (8001, 17355), (8099, 17145), (8255, 16821), (9345, 14859), (10413, 13335), (11303, 12285), (11557, 12015)]