256656542681

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{839}}^1\times {\mathrm{74959}}^1$

素因数の和:75869

約数の個数: 32

約数和(自身を含む): 326417817600

約数和(自身を除く): 69761274919

約数列:

[1, 7, 11, 53, 77, 371, 583, 839, 4081, 5873, 9229, 44467, 64603, 74959, 311269, 489137, 524713, 824549, 3423959, 3972827, 5771843, 27809789, 43701097, 62890601, 305907679, 440234207, 691796611, 3333201853, 4842576277, 23332412971, 36665220383, 256656542681]

約数ペア:

[(1, 256656542681), (7, 36665220383), (11, 23332412971), (53, 4842576277), (77, 3333201853), (371, 691796611), (583, 440234207), (839, 305907679), (4081, 62890601), (5873, 43701097), (9229, 27809789), (44467, 5771843), (64603, 3972827), (74959, 3423959), (311269, 824549), (489137, 524713)]