3640455

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1$

素因数の和:165

約数の個数: 72

約数和(自身を含む): 7967232

約数和(自身を除く): 4326777

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 49, 63, 65, 91, 105, 117, 127, 147, 195, 245, 273, 315, 381, 441, 455, 585, 635, 637, 735, 819, 889, 1143, 1365, 1651, 1905, 1911, 2205, 2667, 3185, 4095, 4445, 4953, 5715, 5733, 6223, 8001, 8255, 9555, 11557, 13335, 14859, 18669, 24765, 28665, 31115, 34671, 40005, 56007, 57785, 74295, 80899, 93345, 104013, 173355, 242697, 280035, 404495, 520065, 728091, 1213485, 3640455]

約数ペア:

[(1, 3640455), (3, 1213485), (5, 728091), (7, 520065), (9, 404495), (13, 280035), (15, 242697), (21, 173355), (35, 104013), (39, 93345), (45, 80899), (49, 74295), (63, 57785), (65, 56007), (91, 40005), (105, 34671), (117, 31115), (127, 28665), (147, 24765), (195, 18669), (245, 14859), (273, 13335), (315, 11557), (381, 9555), (441, 8255), (455, 8001), (585, 6223), (635, 5733), (637, 5715), (735, 4953), (819, 4445), (889, 4095), (1143, 3185), (1365, 2667), (1651, 2205), (1905, 1911)]