421421312

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{911}}^1$

素因数の和:1079

約数の個数: 72

約数和(自身を含む): 913422720

約数和(自身を除く): 492001408

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 139, 208, 256, 278, 416, 556, 832, 911, 1112, 1664, 1807, 1822, 2224, 3328, 3614, 3644, 4448, 7228, 7288, 8896, 11843, 14456, 14576, 17792, 23686, 28912, 29152, 35584, 47372, 57824, 58304, 94744, 115648, 116608, 126629, 189488, 231296, 233216, 253258, 378976, 462592, 506516, 757952, 1013032, 1515904, 1646177, 2026064, 3031808, 3292354, 4052128, 6584708, 8104256, 13169416, 16208512, 26338832, 32417024, 52677664, 105355328, 210710656, 421421312]

約数ペア:

[(1, 421421312), (2, 210710656), (4, 105355328), (8, 52677664), (13, 32417024), (16, 26338832), (26, 16208512), (32, 13169416), (52, 8104256), (64, 6584708), (104, 4052128), (128, 3292354), (139, 3031808), (208, 2026064), (256, 1646177), (278, 1515904), (416, 1013032), (556, 757952), (832, 506516), (911, 462592), (1112, 378976), (1664, 253258), (1807, 233216), (1822, 231296), (2224, 189488), (3328, 126629), (3614, 116608), (3644, 115648), (4448, 94744), (7228, 58304), (7288, 57824), (8896, 47372), (11843, 35584), (14456, 29152), (14576, 28912), (17792, 23686)]