65987355

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1583}}^1$

素因数の和:1995

約数の個数: 32

約数和(自身を含む): 121042944

約数和(自身を除く): 55055589

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 397, 1191, 1583, 1985, 2779, 4749, 5955, 7915, 8337, 11081, 13895, 23745, 33243, 41685, 55405, 166215, 628451, 1885353, 3142255, 4399157, 9426765, 13197471, 21995785, 65987355]

約数ペア:

[(1, 65987355), (3, 21995785), (5, 13197471), (7, 9426765), (15, 4399157), (21, 3142255), (35, 1885353), (105, 628451), (397, 166215), (1191, 55405), (1583, 41685), (1985, 33243), (2779, 23745), (4749, 13895), (5955, 11081), (7915, 8337)]