199493954

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{127717}}^1$

素因数の和:127801

約数の個数: 16

約数和(自身を含む): 331045056

約数和(自身を除く): 131551102

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 127717, 255434, 1404887, 2809774, 9067907, 18135814, 99746977, 199493954]

約数ペア:

[(1, 199493954), (2, 99746977), (11, 18135814), (22, 9067907), (71, 2809774), (142, 1404887), (781, 255434), (1562, 127717)]