280308378

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{6674009}}^1$

素因数の和:6674021

約数の個数: 16

約数和(自身を含む): 640704960

約数和(自身を除く): 360396582

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 6674009, 13348018, 20022027, 40044054, 46718063, 93436126, 140154189, 280308378]

約数ペア:

[(1, 280308378), (2, 140154189), (3, 93436126), (6, 46718063), (7, 40044054), (14, 20022027), (21, 13348018), (42, 6674009)]