16780998

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{215141}}^1$

素因数の和:215159

約数の個数: 16

約数和(自身を含む): 36143856

約数和(自身を除く): 19362858

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 215141, 430282, 645423, 1290846, 2796833, 5593666, 8390499, 16780998]

約数ペア:

[(1, 16780998), (2, 8390499), (3, 5593666), (6, 2796833), (13, 1290846), (26, 645423), (39, 430282), (78, 215141)]