399021798

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{257}}^1\times {\mathrm{5281}}^1$

素因数の和:5557

約数の個数: 48

約数和(自身を含む): 932125104

約数和(自身を除く): 533103306

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 257, 294, 514, 771, 1542, 1799, 3598, 5281, 5397, 10562, 10794, 12593, 15843, 25186, 31686, 36967, 37779, 73934, 75558, 110901, 221802, 258769, 517538, 776307, 1357217, 1552614, 2714434, 4071651, 8143302, 9500519, 19001038, 28501557, 57003114, 66503633, 133007266, 199510899, 399021798]

約数ペア:

[(1, 399021798), (2, 199510899), (3, 133007266), (6, 66503633), (7, 57003114), (14, 28501557), (21, 19001038), (42, 9500519), (49, 8143302), (98, 4071651), (147, 2714434), (257, 1552614), (294, 1357217), (514, 776307), (771, 517538), (1542, 258769), (1799, 221802), (3598, 110901), (5281, 75558), (5397, 73934), (10562, 37779), (10794, 36967), (12593, 31686), (15843, 25186)]