388193571

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{617}}^1\times {\mathrm{1319}}^1$

素因数の和:1995

約数の個数: 24

約数和(自身を含む): 572663520

約数和(自身を除く): 184469949

約数列:

[1, 3, 9, 53, 159, 477, 617, 1319, 1851, 3957, 5553, 11871, 32701, 69907, 98103, 209721, 294309, 629163, 813823, 2441469, 7324407, 43132619, 129397857, 388193571]

約数ペア:

[(1, 388193571), (3, 129397857), (9, 43132619), (53, 7324407), (159, 2441469), (477, 813823), (617, 629163), (1319, 294309), (1851, 209721), (3957, 98103), (5553, 69907), (11871, 32701)]