2784254928

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{637421}}^1$

素因数の和:637452

約数の個数: 80

約数和(自身を含む): 8852516736

約数和(自身を除く): 6068261808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 208, 273, 312, 336, 364, 546, 624, 728, 1092, 1456, 2184, 4368, 637421, 1274842, 1912263, 2549684, 3824526, 4461947, 5099368, 7649052, 8286473, 8923894, 10198736, 13385841, 15298104, 16572946, 17847788, 24859419, 26771682, 30596208, 33145892, 35695576, 49718838, 53543364, 58005311, 66291784, 71391152, 99437676, 107086728, 116010622, 132583568, 174015933, 198875352, 214173456, 232021244, 348031866, 397750704, 464042488, 696063732, 928084976, 1392127464, 2784254928]

約数ペア:

[(1, 2784254928), (2, 1392127464), (3, 928084976), (4, 696063732), (6, 464042488), (7, 397750704), (8, 348031866), (12, 232021244), (13, 214173456), (14, 198875352), (16, 174015933), (21, 132583568), (24, 116010622), (26, 107086728), (28, 99437676), (39, 71391152), (42, 66291784), (48, 58005311), (52, 53543364), (56, 49718838), (78, 35695576), (84, 33145892), (91, 30596208), (104, 26771682), (112, 24859419), (156, 17847788), (168, 16572946), (182, 15298104), (208, 13385841), (273, 10198736), (312, 8923894), (336, 8286473), (364, 7649052), (546, 5099368), (624, 4461947), (728, 3824526), (1092, 2549684), (1456, 1912263), (2184, 1274842), (4368, 637421)]