67815209

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{8231}}^1$

素因数の和:8356

約数の個数: 16

約数和(自身を含む): 85349376

約数和(自身を除く): 17534167

約数列:

[1, 7, 11, 77, 107, 749, 1177, 8231, 8239, 57617, 90541, 633787, 880717, 6165019, 9687887, 67815209]

約数ペア:

[(1, 67815209), (7, 9687887), (11, 6165019), (77, 880717), (107, 633787), (749, 90541), (1177, 57617), (8231, 8239)]