168681318

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2162581}}^1$

素因数の和:2162599

約数の個数: 16

約数和(自身を含む): 363313776

約数和(自身を除く): 194632458

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 2162581, 4325162, 6487743, 12975486, 28113553, 56227106, 84340659, 168681318]

約数ペア:

[(1, 168681318), (2, 84340659), (3, 56227106), (6, 28113553), (13, 12975486), (26, 6487743), (39, 4325162), (78, 2162581)]