27777890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{4091}}^1$

素因数の和:4202

約数の個数: 32

約数和(自身を含む): 57746304

約数和(自身を除く): 29968414

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 97, 194, 485, 679, 970, 1358, 3395, 4091, 6790, 8182, 20455, 28637, 40910, 57274, 143185, 286370, 396827, 793654, 1984135, 2777789, 3968270, 5555578, 13888945, 27777890]

約数ペア:

[(1, 27777890), (2, 13888945), (5, 5555578), (7, 3968270), (10, 2777789), (14, 1984135), (35, 793654), (70, 396827), (97, 286370), (194, 143185), (485, 57274), (679, 40910), (970, 28637), (1358, 20455), (3395, 8182), (4091, 6790)]