40319307

素因数分解:

$3^2\times 7^3\times {\mathrm{37}}^1\times {\mathrm{353}}^1$

素因数の和:417

約数の個数: 48

約数和(自身を含む): 69950400

約数和(自身を除く): 29631093

約数列:

[1, 3, 7, 9, 21, 37, 49, 63, 111, 147, 259, 333, 343, 353, 441, 777, 1029, 1059, 1813, 2331, 2471, 3087, 3177, 5439, 7413, 12691, 13061, 16317, 17297, 22239, 38073, 39183, 51891, 91427, 114219, 117549, 121079, 155673, 274281, 363237, 639989, 822843, 1089711, 1919967, 4479923, 5759901, 13439769, 40319307]

約数ペア:

[(1, 40319307), (3, 13439769), (7, 5759901), (9, 4479923), (21, 1919967), (37, 1089711), (49, 822843), (63, 639989), (111, 363237), (147, 274281), (259, 155673), (333, 121079), (343, 117549), (353, 114219), (441, 91427), (777, 51891), (1029, 39183), (1059, 38073), (1813, 22239), (2331, 17297), (2471, 16317), (3087, 13061), (3177, 12691), (5439, 7413)]