180500019

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{6197}}^1$

素因数の和:6299

約数の個数: 32

約数和(自身を含む): 293537280

約数和(自身を除く): 113037261

約数列:

[1, 3, 7, 19, 21, 57, 73, 133, 219, 399, 511, 1387, 1533, 4161, 6197, 9709, 18591, 29127, 43379, 117743, 130137, 353229, 452381, 824201, 1357143, 2472603, 3166667, 8595239, 9500001, 25785717, 60166673, 180500019]

約数ペア:

[(1, 180500019), (3, 60166673), (7, 25785717), (19, 9500001), (21, 8595239), (57, 3166667), (73, 2472603), (133, 1357143), (219, 824201), (399, 452381), (511, 353229), (1387, 130137), (1533, 117743), (4161, 43379), (6197, 29127), (9709, 18591)]