1420242019

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{571}}^1\times {\mathrm{2207}}^1$

素因数の和:2815

約数の個数: 24

約数和(自身を含む): 1727751168

約数和(自身を除く): 307509149

約数列:

[1, 7, 23, 49, 161, 571, 1127, 2207, 3997, 13133, 15449, 27979, 50761, 91931, 108143, 355327, 643517, 1260197, 2487289, 8821379, 28984531, 61749653, 202891717, 1420242019]

約数ペア:

[(1, 1420242019), (7, 202891717), (23, 61749653), (49, 28984531), (161, 8821379), (571, 2487289), (1127, 1260197), (2207, 643517), (3997, 355327), (13133, 108143), (15449, 91931), (27979, 50761)]