173490985

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1\times {\mathrm{1231}}^1$

素因数の和:1704

約数の個数: 16

約数和(自身を含む): 211825152

約数和(自身を除く): 38334167

約数列:

[1, 5, 71, 355, 397, 1231, 1985, 6155, 28187, 87401, 140935, 437005, 488707, 2443535, 34698197, 173490985]

約数ペア:

[(1, 173490985), (5, 34698197), (71, 2443535), (355, 488707), (397, 437005), (1231, 140935), (1985, 87401), (6155, 28187)]