13305211353

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2974561}}^1$

素因数の和:2974645

約数の個数: 24

約数和(自身を含む): 22273520256

約数和(自身を除く): 8968308903

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 2974561, 8923683, 20821927, 26771049, 62465781, 187397343, 211193831, 633581493, 1478356817, 1900744479, 4435070451, 13305211353]

約数ペア:

[(1, 13305211353), (3, 4435070451), (7, 1900744479), (9, 1478356817), (21, 633581493), (63, 211193831), (71, 187397343), (213, 62465781), (497, 26771049), (639, 20821927), (1491, 8923683), (4473, 2974561)]