80497977

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{491}}^1$

素因数の和:749

約数の個数: 32

約数和(自身を含む): 126833664

約数和(自身を除く): 46335687

約数列:

[1, 3, 7, 21, 37, 111, 211, 259, 491, 633, 777, 1473, 1477, 3437, 4431, 7807, 10311, 18167, 23421, 54501, 54649, 103601, 127169, 163947, 310803, 381507, 725207, 2175621, 3833237, 11499711, 26832659, 80497977]

約数ペア:

[(1, 80497977), (3, 26832659), (7, 11499711), (21, 3833237), (37, 2175621), (111, 725207), (211, 381507), (259, 310803), (491, 163947), (633, 127169), (777, 103601), (1473, 54649), (1477, 54501), (3437, 23421), (4431, 18167), (7807, 10311)]