205651743

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{1979}}^1$

素因数の和:2107

約数の個数: 32

約数和(自身を含む): 310210560

約数和(自身を除く): 104558817

約数列:

[1, 3, 11, 33, 47, 67, 141, 201, 517, 737, 1551, 1979, 2211, 3149, 5937, 9447, 21769, 34639, 65307, 93013, 103917, 132593, 279039, 397779, 1023143, 1458523, 3069429, 4375569, 6231871, 18695613, 68550581, 205651743]

約数ペア:

[(1, 205651743), (3, 68550581), (11, 18695613), (33, 6231871), (47, 4375569), (67, 3069429), (141, 1458523), (201, 1023143), (517, 397779), (737, 279039), (1551, 132593), (1979, 103917), (2211, 93013), (3149, 65307), (5937, 34639), (9447, 21769)]