1312772864

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{911}}^1$

素因数の和:1373

約数の個数: 72

約数和(自身を含む): 2831610432

約数和(自身を除く): 1518837568

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 433, 832, 866, 911, 1664, 1732, 1822, 3328, 3464, 3644, 5629, 6928, 7288, 11258, 11843, 13856, 14576, 22516, 23686, 27712, 29152, 45032, 47372, 55424, 58304, 90064, 94744, 110848, 116608, 180128, 189488, 233216, 360256, 378976, 394463, 720512, 757952, 788926, 1441024, 1515904, 1577852, 3031808, 3155704, 5128019, 6311408, 10256038, 12622816, 20512076, 25245632, 41024152, 50491264, 82048304, 100982528, 164096608, 328193216, 656386432, 1312772864]

約数ペア:

[(1, 1312772864), (2, 656386432), (4, 328193216), (8, 164096608), (13, 100982528), (16, 82048304), (26, 50491264), (32, 41024152), (52, 25245632), (64, 20512076), (104, 12622816), (128, 10256038), (208, 6311408), (256, 5128019), (416, 3155704), (433, 3031808), (832, 1577852), (866, 1515904), (911, 1441024), (1664, 788926), (1732, 757952), (1822, 720512), (3328, 394463), (3464, 378976), (3644, 360256), (5629, 233216), (6928, 189488), (7288, 180128), (11258, 116608), (11843, 110848), (13856, 94744), (14576, 90064), (22516, 58304), (23686, 55424), (27712, 47372), (29152, 45032)]