28720611843

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1613}}^1\times {\mathrm{77081}}^1$

素因数の和:78715

約数の個数: 32

約数和(自身を含む): 47773573632

約数和(自身を除く): 19052961789

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 1613, 4839, 11291, 17743, 33873, 53229, 77081, 124201, 231243, 372603, 539567, 847891, 1618701, 2543673, 5935237, 17805711, 124331653, 372994959, 870321571, 1367648183, 2610964713, 4102944549, 9573537281, 28720611843]

約数ペア:

[(1, 28720611843), (3, 9573537281), (7, 4102944549), (11, 2610964713), (21, 1367648183), (33, 870321571), (77, 372994959), (231, 124331653), (1613, 17805711), (4839, 5935237), (11291, 2543673), (17743, 1618701), (33873, 847891), (53229, 539567), (77081, 372603), (124201, 231243)]