287357304

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{21419}}^1$

素因数の和:21484

約数の個数: 64

約数和(自身を含む): 791683200

約数和(自身を除く): 504325896

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 43, 52, 78, 86, 104, 129, 156, 172, 258, 312, 344, 516, 559, 1032, 1118, 1677, 2236, 3354, 4472, 6708, 13416, 21419, 42838, 64257, 85676, 128514, 171352, 257028, 278447, 514056, 556894, 835341, 921017, 1113788, 1670682, 1842034, 2227576, 2763051, 3341364, 3684068, 5526102, 6682728, 7368136, 11052204, 11973221, 22104408, 23946442, 35919663, 47892884, 71839326, 95785768, 143678652, 287357304]

約数ペア:

[(1, 287357304), (2, 143678652), (3, 95785768), (4, 71839326), (6, 47892884), (8, 35919663), (12, 23946442), (13, 22104408), (24, 11973221), (26, 11052204), (39, 7368136), (43, 6682728), (52, 5526102), (78, 3684068), (86, 3341364), (104, 2763051), (129, 2227576), (156, 1842034), (172, 1670682), (258, 1113788), (312, 921017), (344, 835341), (516, 556894), (559, 514056), (1032, 278447), (1118, 257028), (1677, 171352), (2236, 128514), (3354, 85676), (4472, 64257), (6708, 42838), (13416, 21419)]