409296898

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{77489}}^1$

素因数の和:77649

約数の個数: 16

約数和(自身を含む): 650916000

約数和(自身を除く): 241619102

約数列:

[1, 2, 19, 38, 139, 278, 2641, 5282, 77489, 154978, 1472291, 2944582, 10770971, 21541942, 204648449, 409296898]

約数ペア:

[(1, 409296898), (2, 204648449), (19, 21541942), (38, 10770971), (139, 2944582), (278, 1472291), (2641, 154978), (5282, 77489)]