291220218

素因数分解:

$2^1\times 3^3\times {\mathrm{5392967}}^1$

素因数の和:5392978

約数の個数: 16

約数和(自身を含む): 647156160

約数和(自身を除く): 355935942

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 5392967, 10785934, 16178901, 32357802, 48536703, 97073406, 145610109, 291220218]

約数ペア:

[(1, 291220218), (2, 145610109), (3, 97073406), (6, 48536703), (9, 32357802), (18, 16178901), (27, 10785934), (54, 5392967)]