278320374

素因数分解:

$2^1\times 3^4\times {\mathrm{1718027}}^1$

素因数の和:1718041

約数の個数: 20

約数和(自身を含む): 623644164

約数和(自身を除く): 345323790

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1718027, 3436054, 5154081, 10308162, 15462243, 30924486, 46386729, 92773458, 139160187, 278320374]

約数ペア:

[(1, 278320374), (2, 139160187), (3, 92773458), (6, 46386729), (9, 30924486), (18, 15462243), (27, 10308162), (54, 5154081), (81, 3436054), (162, 1718027)]