289164561

素因数分解:

$3^1\times 7^1\times {\mathrm{2749}}^1\times {\mathrm{5009}}^1$

素因数の和:7768

約数の個数: 16

約数和(自身を含む): 440880000

約数和(自身を除く): 151715439

約数列:

[1, 3, 7, 21, 2749, 5009, 8247, 15027, 19243, 35063, 57729, 105189, 13769741, 41309223, 96388187, 289164561]

約数ペア:

[(1, 289164561), (3, 96388187), (7, 41309223), (21, 13769741), (2749, 105189), (5009, 57729), (8247, 35063), (15027, 19243)]