219569896

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1531}}^1$

素因数の和:1754

約数の個数: 64

約数和(自身を含む): 509604480

約数和(自身を除く): 290034584

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 197, 364, 394, 728, 788, 1379, 1531, 1576, 2561, 2758, 3062, 5122, 5516, 6124, 10244, 10717, 11032, 12248, 17927, 19903, 20488, 21434, 35854, 39806, 42868, 71708, 79612, 85736, 139321, 143416, 159224, 278642, 301607, 557284, 603214, 1114568, 1206428, 2111249, 2412856, 3920891, 4222498, 7841782, 8444996, 15683564, 16889992, 27446237, 31367128, 54892474, 109784948, 219569896]

約数ペア:

[(1, 219569896), (2, 109784948), (4, 54892474), (7, 31367128), (8, 27446237), (13, 16889992), (14, 15683564), (26, 8444996), (28, 7841782), (52, 4222498), (56, 3920891), (91, 2412856), (104, 2111249), (182, 1206428), (197, 1114568), (364, 603214), (394, 557284), (728, 301607), (788, 278642), (1379, 159224), (1531, 143416), (1576, 139321), (2561, 85736), (2758, 79612), (3062, 71708), (5122, 42868), (5516, 39806), (6124, 35854), (10244, 21434), (10717, 20488), (11032, 19903), (12248, 17927)]