639234330

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{3043973}}^1$

素因数の和:3043990

約数の個数: 32

約数和(自身を含む): 1753329024

約数和(自身を除く): 1114094694

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 3043973, 6087946, 9131919, 15219865, 18263838, 21307811, 30439730, 42615622, 45659595, 63923433, 91319190, 106539055, 127846866, 213078110, 319617165, 639234330]

約数ペア:

[(1, 639234330), (2, 319617165), (3, 213078110), (5, 127846866), (6, 106539055), (7, 91319190), (10, 63923433), (14, 45659595), (15, 42615622), (21, 30439730), (30, 21307811), (35, 18263838), (42, 15219865), (70, 9131919), (105, 6087946), (210, 3043973)]