257020417

素因数分解:

${\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{2609}}^1$

素因数の和:2760

約数の個数: 16

約数和(自身を含む): 275616000

約数和(自身を除く): 18595583

約数列:

[1, 29, 43, 79, 1247, 2291, 2609, 3397, 75661, 98513, 112187, 206111, 3253423, 5977219, 8862773, 257020417]

約数ペア:

[(1, 257020417), (29, 8862773), (43, 5977219), (79, 3253423), (1247, 206111), (2291, 112187), (2609, 98513), (3397, 75661)]