51431499

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{42967}}^1$

素因数の和:42999

約数の個数: 24

約数和(自身を含む): 89373440

約数和(自身を除く): 37941941

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 42967, 128901, 300769, 386703, 816373, 902307, 2449119, 2706921, 5714611, 7347357, 17143833, 51431499]

約数ペア:

[(1, 51431499), (3, 17143833), (7, 7347357), (9, 5714611), (19, 2706921), (21, 2449119), (57, 902307), (63, 816373), (133, 386703), (171, 300769), (399, 128901), (1197, 42967)]