1290356823

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3233977}}^1$

素因数の和:3234006

約数の個数: 16

約数和(自身を含む): 2069745920

約数和(自身を除く): 779389097

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 3233977, 9701931, 22637839, 61445563, 67913517, 184336689, 430118941, 1290356823]

約数ペア:

[(1, 1290356823), (3, 430118941), (7, 184336689), (19, 67913517), (21, 61445563), (57, 22637839), (133, 9701931), (399, 3233977)]