289940991

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{42821}}^1$

素因数の和:42922

約数の個数: 16

約数和(自身を含む): 403554528

約数和(自身を除く): 113613537

約数列:

[1, 3, 37, 61, 111, 183, 2257, 6771, 42821, 128463, 1584377, 2612081, 4753131, 7836243, 96646997, 289940991]

約数ペア:

[(1, 289940991), (3, 96646997), (37, 7836243), (61, 4753131), (111, 2612081), (183, 1584377), (2257, 128463), (6771, 42821)]