220123665

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{113759}}^1$

素因数の和:113813

約数の個数: 24

約数和(自身を含む): 390424320

約数和(自身を除く): 170300655

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 113759, 341277, 568795, 1023831, 1706385, 4891637, 5119155, 14674911, 24458185, 44024733, 73374555, 220123665]

約数ペア:

[(1, 220123665), (3, 73374555), (5, 44024733), (9, 24458185), (15, 14674911), (43, 5119155), (45, 4891637), (129, 1706385), (215, 1023831), (387, 568795), (645, 341277), (1935, 113759)]