156720790

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{921887}}^1$

素因数の和:921911

約数の個数: 16

約数和(自身を含む): 298691712

約数和(自身を除く): 141970922

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 921887, 1843774, 4609435, 9218870, 15672079, 31344158, 78360395, 156720790]

約数ペア:

[(1, 156720790), (2, 78360395), (5, 31344158), (10, 15672079), (17, 9218870), (34, 4609435), (85, 1843774), (170, 921887)]