2178438

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{5419}}^1$

素因数の和:5491

約数の個数: 16

約数和(自身を含む): 4422720

約数和(自身を除く): 2244282

約数列:

[1, 2, 3, 6, 67, 134, 201, 402, 5419, 10838, 16257, 32514, 363073, 726146, 1089219, 2178438]

約数ペア:

[(1, 2178438), (2, 1089219), (3, 726146), (6, 363073), (67, 32514), (134, 16257), (201, 10838), (402, 5419)]