26808513

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{1213}}^1$

素因数の和:1408

約数の個数: 16

約数和(自身を含む): 36711360

約数和(自身を除く): 9902847

約数列:

[1, 3, 53, 139, 159, 417, 1213, 3639, 7367, 22101, 64289, 168607, 192867, 505821, 8936171, 26808513]

約数ペア:

[(1, 26808513), (3, 8936171), (53, 505821), (139, 192867), (159, 168607), (417, 64289), (1213, 22101), (3639, 7367)]