990686676

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{620731}}^1$

素因数の和:620764

約数の個数: 48

約数和(自身を含む): 2780879360

約数和(自身を除く): 1790192684

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596, 620731, 1241462, 1862193, 2482924, 3724386, 4345117, 7448772, 8690234, 11793889, 13035351, 17380468, 23587778, 26070702, 35381667, 47175556, 52141404, 70763334, 82557223, 141526668, 165114446, 247671669, 330228892, 495343338, 990686676]

約数ペア:

[(1, 990686676), (2, 495343338), (3, 330228892), (4, 247671669), (6, 165114446), (7, 141526668), (12, 82557223), (14, 70763334), (19, 52141404), (21, 47175556), (28, 35381667), (38, 26070702), (42, 23587778), (57, 17380468), (76, 13035351), (84, 11793889), (114, 8690234), (133, 7448772), (228, 4345117), (266, 3724386), (399, 2482924), (532, 1862193), (798, 1241462), (1596, 620731)]