1266691818

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{739}}^1\times {\mathrm{1103}}^1$

素因数の和:1891

約数の個数: 64

約数和(自身を含む): 2980270080

約数和(自身を除く): 1713578262

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 739, 777, 1103, 1478, 1554, 2206, 2217, 3309, 4434, 5173, 6618, 7721, 10346, 15442, 15519, 23163, 27343, 31038, 40811, 46326, 54686, 81622, 82029, 122433, 164058, 191401, 244866, 285677, 382802, 571354, 574203, 815117, 857031, 1148406, 1630234, 1714062, 2445351, 4890702, 5705819, 11411638, 17117457, 30159329, 34234914, 60318658, 90477987, 180955974, 211115303, 422230606, 633345909, 1266691818]

約数ペア:

[(1, 1266691818), (2, 633345909), (3, 422230606), (6, 211115303), (7, 180955974), (14, 90477987), (21, 60318658), (37, 34234914), (42, 30159329), (74, 17117457), (111, 11411638), (222, 5705819), (259, 4890702), (518, 2445351), (739, 1714062), (777, 1630234), (1103, 1148406), (1478, 857031), (1554, 815117), (2206, 574203), (2217, 571354), (3309, 382802), (4434, 285677), (5173, 244866), (6618, 191401), (7721, 164058), (10346, 122433), (15442, 82029), (15519, 81622), (23163, 54686), (27343, 46326), (31038, 40811)]