64985115

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{2207}}^1$

素因数の和:2379

約数の個数: 32

約数和(自身を含む): 112766976

約数和(自身を除く): 47781861

約数列:

[1, 3, 5, 13, 15, 39, 65, 151, 195, 453, 755, 1963, 2207, 2265, 5889, 6621, 9815, 11035, 28691, 29445, 33105, 86073, 143455, 333257, 430365, 999771, 1666285, 4332341, 4998855, 12997023, 21661705, 64985115]

約数ペア:

[(1, 64985115), (3, 21661705), (5, 12997023), (13, 4998855), (15, 4332341), (39, 1666285), (65, 999771), (151, 430365), (195, 333257), (453, 143455), (755, 86073), (1963, 33105), (2207, 29445), (2265, 28691), (5889, 11035), (6621, 9815)]