1390172

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{379}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 2808960

約数和(自身を除く): 1418788

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 379, 524, 758, 917, 1516, 1834, 2653, 3668, 5306, 10612, 49649, 99298, 198596, 347543, 695086, 1390172]

約数ペア:

[(1, 1390172), (2, 695086), (4, 347543), (7, 198596), (14, 99298), (28, 49649), (131, 10612), (262, 5306), (379, 3668), (524, 2653), (758, 1834), (917, 1516)]