1285194974

素因数分解:

$2^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{224449}}^1$

素因数の和:224867

約数の個数: 16

約数和(自身を含む): 2208588000

約数和(自身を除く): 923393026

約数列:

[1, 2, 7, 14, 409, 818, 2863, 5726, 224449, 448898, 1571143, 3142286, 91799641, 183599282, 642597487, 1285194974]

約数ペア:

[(1, 1285194974), (2, 642597487), (7, 183599282), (14, 91799641), (409, 3142286), (818, 1571143), (2863, 448898), (5726, 224449)]