1277991639

素因数分解:

$3^2\times {\mathrm{479}}^1\times {\mathrm{521}}^1\times {\mathrm{569}}^1$

素因数の和:1575

約数の個数: 24

約数和(自身を含む): 1856649600

約数和(自身を除く): 578657961

約数列:

[1, 3, 9, 479, 521, 569, 1437, 1563, 1707, 4311, 4689, 5121, 249559, 272551, 296449, 748677, 817653, 889347, 2246031, 2452959, 2668041, 141999071, 425997213, 1277991639]

約数ペア:

[(1, 1277991639), (3, 425997213), (9, 141999071), (479, 2668041), (521, 2452959), (569, 2246031), (1437, 889347), (1563, 817653), (1707, 748677), (4311, 296449), (4689, 272551), (5121, 249559)]