247914395

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{3739}}^1$

素因数の和:3982

約数の個数: 16

約数和(自身を含む): 302940000

約数和(自身を除く): 55025605

約数列:

[1, 5, 89, 149, 445, 745, 3739, 13261, 18695, 66305, 332771, 557111, 1663855, 2785555, 49582879, 247914395]

約数ペア:

[(1, 247914395), (5, 49582879), (89, 2785555), (149, 1663855), (445, 557111), (745, 332771), (3739, 66305), (13261, 18695)]