27286273

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{421}}^1$

素因数の和:672

約数の個数: 16

約数和(自身を含む): 32085504

約数和(自身を除く): 4799231

約数列:

[1, 7, 47, 197, 329, 421, 1379, 2947, 9259, 19787, 64813, 82937, 138509, 580559, 3898039, 27286273]

約数ペア:

[(1, 27286273), (7, 3898039), (47, 580559), (197, 138509), (329, 82937), (421, 64813), (1379, 19787), (2947, 9259)]