1720342

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{521}}^1$

素因数の和:663

約数の個数: 16

約数和(自身を含む): 2806272

約数和(自身を除く): 1085930

約数列:

[1, 2, 13, 26, 127, 254, 521, 1042, 1651, 3302, 6773, 13546, 66167, 132334, 860171, 1720342]

約数ペア:

[(1, 1720342), (2, 860171), (13, 132334), (26, 66167), (127, 13546), (254, 6773), (521, 3302), (1042, 1651)]