1556478081

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{23399}}^1$

素因数の和:23813

約数の個数: 24

約数和(自身を含む): 2372760000

約数和(自身を除く): 816281919

約数列:

[1, 3, 9, 19, 57, 171, 389, 1167, 3501, 7391, 22173, 23399, 66519, 70197, 210591, 444581, 1333743, 4001229, 9102211, 27306633, 81919899, 172942009, 518826027, 1556478081]

約数ペア:

[(1, 1556478081), (3, 518826027), (9, 172942009), (19, 81919899), (57, 27306633), (171, 9102211), (389, 4001229), (1167, 1333743), (3501, 444581), (7391, 210591), (22173, 70197), (23399, 66519)]