890392321

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{15217}}^1$

素因数の和:15880

約数の個数: 16

約数和(自身を含む): 1097643904

約数和(自身を除く): 207251583

約数列:

[1, 7, 13, 91, 643, 4501, 8359, 15217, 58513, 106519, 197821, 1384747, 9784531, 68491717, 127198903, 890392321]

約数ペア:

[(1, 890392321), (7, 127198903), (13, 68491717), (91, 9784531), (643, 1384747), (4501, 197821), (8359, 106519), (15217, 58513)]