7121998

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1109}}^1$

素因数の和:1156

約数の個数: 24

約数和(自身を含む): 12187800

約数和(自身を除く): 5065802

約数列:

[1, 2, 13, 19, 26, 38, 169, 247, 338, 494, 1109, 2218, 3211, 6422, 14417, 21071, 28834, 42142, 187421, 273923, 374842, 547846, 3560999, 7121998]

約数ペア:

[(1, 7121998), (2, 3560999), (13, 547846), (19, 374842), (26, 273923), (38, 187421), (169, 42142), (247, 28834), (338, 21071), (494, 14417), (1109, 6422), (2218, 3211)]