7990235

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{281}}^1$

素因数の和:355

約数の個数: 24

約数和(自身を含む): 10801728

約数和(自身を除く): 2811493

約数列:

[1, 5, 11, 47, 55, 121, 235, 281, 517, 605, 1405, 2585, 3091, 5687, 13207, 15455, 28435, 34001, 66035, 145277, 170005, 726385, 1598047, 7990235]

約数ペア:

[(1, 7990235), (5, 1598047), (11, 726385), (47, 170005), (55, 145277), (121, 66035), (235, 34001), (281, 28435), (517, 15455), (605, 13207), (1405, 5687), (2585, 3091)]