668528091

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{50773}}^1$

素因数の和:50816

約数の個数: 48

約数和(自身を含む): 1267319040

約数和(自身を除く): 598790949

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 57, 63, 77, 99, 133, 171, 209, 231, 399, 627, 693, 1197, 1463, 1881, 4389, 13167, 50773, 152319, 355411, 456957, 558503, 964687, 1066233, 1675509, 2894061, 3198699, 3909521, 5026527, 6752809, 8682183, 10611557, 11728563, 20258427, 31834671, 35185689, 60775281, 74280899, 95504013, 222842697, 668528091]

約数ペア:

[(1, 668528091), (3, 222842697), (7, 95504013), (9, 74280899), (11, 60775281), (19, 35185689), (21, 31834671), (33, 20258427), (57, 11728563), (63, 10611557), (77, 8682183), (99, 6752809), (133, 5026527), (171, 3909521), (209, 3198699), (231, 2894061), (399, 1675509), (627, 1066233), (693, 964687), (1197, 558503), (1463, 456957), (1881, 355411), (4389, 152319), (13167, 50773)]