128920386

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{3069533}}^1$

素因数の和:3069545

約数の個数: 16

約数和(自身を含む): 294675264

約数和(自身を除く): 165754878

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 3069533, 6139066, 9208599, 18417198, 21486731, 42973462, 64460193, 128920386]

約数ペア:

[(1, 128920386), (2, 64460193), (3, 42973462), (6, 21486731), (7, 18417198), (14, 9208599), (21, 6139066), (42, 3069533)]