168727295

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{997}}^1$

素因数の和:1211

約数の個数: 32

約数和(自身を含む): 235400256

約数和(自身を除く): 66672961

約数列:

[1, 5, 11, 17, 55, 85, 181, 187, 905, 935, 997, 1991, 3077, 4985, 9955, 10967, 15385, 16949, 33847, 54835, 84745, 169235, 180457, 186439, 902285, 932195, 1985027, 3067769, 9925135, 15338845, 33745459, 168727295]

約数ペア:

[(1, 168727295), (5, 33745459), (11, 15338845), (17, 9925135), (55, 3067769), (85, 1985027), (181, 932195), (187, 902285), (905, 186439), (935, 180457), (997, 169235), (1991, 84745), (3077, 54835), (4985, 33847), (9955, 16949), (10967, 15385)]