66380713

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1\times {\mathrm{379}}^1$

素因数の和:708

約数の個数: 16

約数和(自身を含む): 77045760

約数和(自身を除く): 10665047

約数列:

[1, 7, 131, 191, 379, 917, 1337, 2653, 25021, 49649, 72389, 175147, 347543, 506723, 9482959, 66380713]

約数ペア:

[(1, 66380713), (7, 9482959), (131, 506723), (191, 347543), (379, 175147), (917, 72389), (1337, 49649), (2653, 25021)]