28385136

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:343

約数の個数: 120

約数和(自身を含む): 87338160

約数和(自身を除く): 58953024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 59, 72, 78, 104, 117, 118, 144, 156, 177, 208, 234, 236, 257, 312, 354, 468, 472, 514, 531, 624, 708, 767, 771, 936, 944, 1028, 1062, 1416, 1534, 1542, 1872, 2056, 2124, 2301, 2313, 2832, 3068, 3084, 3341, 4112, 4248, 4602, 4626, 6136, 6168, 6682, 6903, 8496, 9204, 9252, 10023, 12272, 12336, 13364, 13806, 15163, 18408, 18504, 20046, 26728, 27612, 30069, 30326, 36816, 37008, 40092, 45489, 53456, 55224, 60138, 60652, 80184, 90978, 110448, 120276, 121304, 136467, 160368, 181956, 197119, 240552, 242608, 272934, 363912, 394238, 481104, 545868, 591357, 727824, 788476, 1091736, 1182714, 1576952, 1774071, 2183472, 2365428, 3153904, 3548142, 4730856, 7096284, 9461712, 14192568, 28385136]

約数ペア:

[(1, 28385136), (2, 14192568), (3, 9461712), (4, 7096284), (6, 4730856), (8, 3548142), (9, 3153904), (12, 2365428), (13, 2183472), (16, 1774071), (18, 1576952), (24, 1182714), (26, 1091736), (36, 788476), (39, 727824), (48, 591357), (52, 545868), (59, 481104), (72, 394238), (78, 363912), (104, 272934), (117, 242608), (118, 240552), (144, 197119), (156, 181956), (177, 160368), (208, 136467), (234, 121304), (236, 120276), (257, 110448), (312, 90978), (354, 80184), (468, 60652), (472, 60138), (514, 55224), (531, 53456), (624, 45489), (708, 40092), (767, 37008), (771, 36816), (936, 30326), (944, 30069), (1028, 27612), (1062, 26728), (1416, 20046), (1534, 18504), (1542, 18408), (1872, 15163), (2056, 13806), (2124, 13364), (2301, 12336), (2313, 12272), (2832, 10023), (3068, 9252), (3084, 9204), (3341, 8496), (4112, 6903), (4248, 6682), (4602, 6168), (4626, 6136)]