142907947

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{68279}}^1$

素因数の和:68322

約数の個数: 16

約数和(自身を含む): 183536640

約数和(自身を除く): 40628693

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 68279, 477953, 887627, 1570417, 6213389, 10992919, 20415421, 142907947]

約数ペア:

[(1, 142907947), (7, 20415421), (13, 10992919), (23, 6213389), (91, 1570417), (161, 887627), (299, 477953), (2093, 68279)]