289249910

素因数分解:

$2^1\times 5^1\times {\mathrm{1373}}^1\times {\mathrm{21067}}^1$

素因数の和:22447

約数の個数: 16

約数和(自身を含む): 521053776

約数和(自身を除く): 231803866

約数列:

[1, 2, 5, 10, 1373, 2746, 6865, 13730, 21067, 42134, 105335, 210670, 28924991, 57849982, 144624955, 289249910]

約数ペア:

[(1, 289249910), (2, 144624955), (5, 57849982), (10, 28924991), (1373, 210670), (2746, 105335), (6865, 42134), (13730, 21067)]