213562518

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2737981}}^1$

素因数の和:2737999

約数の個数: 16

約数和(自身を含む): 459980976

約数和(自身を除く): 246418458

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 2737981, 5475962, 8213943, 16427886, 35593753, 71187506, 106781259, 213562518]

約数ペア:

[(1, 213562518), (2, 106781259), (3, 71187506), (6, 35593753), (13, 16427886), (26, 8213943), (39, 5475962), (78, 2737981)]