39997563

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{2351}}^1$

素因数の和:2514

約数の個数: 16

約数和(自身を含む): 54867456

約数和(自身を除く): 14869893

約数列:

[1, 3, 53, 107, 159, 321, 2351, 5671, 7053, 17013, 124603, 251557, 373809, 754671, 13332521, 39997563]

約数ペア:

[(1, 39997563), (3, 13332521), (53, 754671), (107, 373809), (159, 251557), (321, 124603), (2351, 17013), (5671, 7053)]