172445329

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{5437}}^1$

素因数の和:5664

約数の個数: 16

約数和(自身を含む): 206731008

約数和(自身を除く): 34285679

約数列:

[1, 7, 23, 161, 197, 1379, 4531, 5437, 31717, 38059, 125051, 875357, 1071089, 7497623, 24635047, 172445329]

約数ペア:

[(1, 172445329), (7, 24635047), (23, 7497623), (161, 1071089), (197, 875357), (1379, 125051), (4531, 38059), (5437, 31717)]