12709879

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7351}}^1$

素因数の和:7390

約数の個数: 16

約数和(自身を含む): 16468480

約数和(自身を除く): 3758601

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 7351, 51457, 95563, 139669, 668941, 977683, 1815697, 12709879]

約数ペア:

[(1, 12709879), (7, 1815697), (13, 977683), (19, 668941), (91, 139669), (133, 95563), (247, 51457), (1729, 7351)]