4047981

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3637}}^1$

素因数の和:3700

約数の個数: 16

約数和(自身を含む): 6286464

約数和(自身を除く): 2238483

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 3637, 10911, 25459, 76377, 192761, 578283, 1349327, 4047981]

約数ペア:

[(1, 4047981), (3, 1349327), (7, 578283), (21, 192761), (53, 76377), (159, 25459), (371, 10911), (1113, 3637)]