193985931

素因数分解:

$3^1\times {\mathrm{37}}^2\times {\mathrm{149}}^1\times {\mathrm{317}}^1$

素因数の和:543

約数の個数: 24

約数和(自身を含む): 268455600

約数和(自身を除く): 74469669

約数列:

[1, 3, 37, 111, 149, 317, 447, 951, 1369, 4107, 5513, 11729, 16539, 35187, 47233, 141699, 203981, 433973, 611943, 1301919, 1747621, 5242863, 64661977, 193985931]

約数ペア:

[(1, 193985931), (3, 64661977), (37, 5242863), (111, 1747621), (149, 1301919), (317, 611943), (447, 433973), (951, 203981), (1369, 141699), (4107, 47233), (5513, 35187), (11729, 16539)]