389409505

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1\times {\mathrm{4729}}^1$

素因数の和:5160

約数の個数: 16

約数和(自身を含む): 479508480

約数和(自身を除く): 90098975

約数列:

[1, 5, 43, 215, 383, 1915, 4729, 16469, 23645, 82345, 203347, 1016735, 1811207, 9056035, 77881901, 389409505]

約数ペア:

[(1, 389409505), (5, 77881901), (43, 9056035), (215, 1811207), (383, 1016735), (1915, 203347), (4729, 82345), (16469, 23645)]