40515489

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{27961}}^1$

素因数の和:27997

約数の個数: 24

約数和(自身を含む): 69793152

約数和(自身を除く): 29277663

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 27961, 83883, 195727, 251649, 587181, 643103, 1761543, 1929309, 4501721, 5787927, 13505163, 40515489]

約数ペア:

[(1, 40515489), (3, 13505163), (7, 5787927), (9, 4501721), (21, 1929309), (23, 1761543), (63, 643103), (69, 587181), (161, 251649), (207, 195727), (483, 83883), (1449, 27961)]