161720238

素因数分解:

$2^1\times 3^1\times {\mathrm{647}}^1\times {\mathrm{41659}}^1$

素因数の和:42311

約数の個数: 16

約数和(自身を含む): 323948160

約数和(自身を除く): 162227922

約数列:

[1, 2, 3, 6, 647, 1294, 1941, 3882, 41659, 83318, 124977, 249954, 26953373, 53906746, 80860119, 161720238]

約数ペア:

[(1, 161720238), (2, 80860119), (3, 53906746), (6, 26953373), (647, 249954), (1294, 124977), (1941, 83318), (3882, 41659)]