3978923

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:302

約数の個数: 16

約数和(自身を含む): 4586400

約数和(自身を除く): 607477

約数列:

[1, 13, 19, 89, 181, 247, 1157, 1691, 2353, 3439, 16109, 21983, 44707, 209417, 306071, 3978923]

約数ペア:

[(1, 3978923), (13, 306071), (19, 209417), (89, 44707), (181, 21983), (247, 16109), (1157, 3439), (1691, 2353)]