1279355824

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{349}}^1\times {\mathrm{1163}}^1$

素因数の和:1717

約数の個数: 40

約数和(自身を含む): 2500621200

約数和(自身を除く): 1221265376

約数列:

[1, 2, 4, 8, 16, 197, 349, 394, 698, 788, 1163, 1396, 1576, 2326, 2792, 3152, 4652, 5584, 9304, 18608, 68753, 137506, 229111, 275012, 405887, 458222, 550024, 811774, 916444, 1100048, 1623548, 1832888, 3247096, 3665776, 6494192, 79959739, 159919478, 319838956, 639677912, 1279355824]

約数ペア:

[(1, 1279355824), (2, 639677912), (4, 319838956), (8, 159919478), (16, 79959739), (197, 6494192), (349, 3665776), (394, 3247096), (698, 1832888), (788, 1623548), (1163, 1100048), (1396, 916444), (1576, 811774), (2326, 550024), (2792, 458222), (3152, 405887), (4652, 275012), (5584, 229111), (9304, 137506), (18608, 68753)]