390681907

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{2633}}^1$

素因数の和:2739

約数の個数: 32

約数和(自身を含む): 509773824

約数和(自身を除く): 119091917

約数列:

[1, 7, 11, 41, 47, 77, 287, 329, 451, 517, 1927, 2633, 3157, 3619, 13489, 18431, 21197, 28963, 107953, 123751, 148379, 202741, 755671, 866257, 1187483, 1361261, 5073791, 8312381, 9528827, 35516537, 55811701, 390681907]

約数ペア:

[(1, 390681907), (7, 55811701), (11, 35516537), (41, 9528827), (47, 8312381), (77, 5073791), (287, 1361261), (329, 1187483), (451, 866257), (517, 755671), (1927, 202741), (2633, 148379), (3157, 123751), (3619, 107953), (13489, 28963), (18431, 21197)]