156980307

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{1549}}^1$

素因数の和:1683

約数の個数: 32

約数和(自身を含む): 237484800

約数和(自身を除く): 80504493

約数列:

[1, 3, 11, 33, 37, 83, 111, 249, 407, 913, 1221, 1549, 2739, 3071, 4647, 9213, 17039, 33781, 51117, 57313, 101343, 128567, 171939, 385701, 630443, 1414237, 1891329, 4242711, 4756979, 14270937, 52326769, 156980307]

約数ペア:

[(1, 156980307), (3, 52326769), (11, 14270937), (33, 4756979), (37, 4242711), (83, 1891329), (111, 1414237), (249, 630443), (407, 385701), (913, 171939), (1221, 128567), (1549, 101343), (2739, 57313), (3071, 51117), (4647, 33781), (9213, 17039)]