291015938

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{631}}^1\times {\mathrm{2591}}^1$

素因数の和:3313

約数の個数: 16

約数和(自身を含む): 442298880

約数和(自身を除く): 151282942

約数列:

[1, 2, 89, 178, 631, 1262, 2591, 5182, 56159, 112318, 230599, 461198, 1634921, 3269842, 145507969, 291015938]

約数ペア:

[(1, 291015938), (2, 145507969), (89, 3269842), (178, 1634921), (631, 461198), (1262, 230599), (2591, 112318), (5182, 56159)]