78991569

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{571}}^1\times {\mathrm{809}}^1$

素因数の和:1405

約数の個数: 24

約数和(自身を含む): 120463200

約数和(自身を除く): 41471631

約数列:

[1, 3, 9, 19, 57, 171, 571, 809, 1713, 2427, 5139, 7281, 10849, 15371, 32547, 46113, 97641, 138339, 461939, 1385817, 4157451, 8776841, 26330523, 78991569]

約数ペア:

[(1, 78991569), (3, 26330523), (9, 8776841), (19, 4157451), (57, 1385817), (171, 461939), (571, 138339), (809, 97641), (1713, 46113), (2427, 32547), (5139, 15371), (7281, 10849)]