2164968

素因数分解:

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

素因数の和:288

約数の個数: 80

約数和(自身を含む): 6555780

約数和(自身を除く): 4390812

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 257, 312, 324, 351, 468, 514, 648, 702, 771, 936, 1028, 1053, 1404, 1542, 2056, 2106, 2313, 2808, 3084, 3341, 4212, 4626, 6168, 6682, 6939, 8424, 9252, 10023, 13364, 13878, 18504, 20046, 20817, 26728, 27756, 30069, 40092, 41634, 55512, 60138, 80184, 83268, 90207, 120276, 166536, 180414, 240552, 270621, 360828, 541242, 721656, 1082484, 2164968]

約数ペア:

[(1, 2164968), (2, 1082484), (3, 721656), (4, 541242), (6, 360828), (8, 270621), (9, 240552), (12, 180414), (13, 166536), (18, 120276), (24, 90207), (26, 83268), (27, 80184), (36, 60138), (39, 55512), (52, 41634), (54, 40092), (72, 30069), (78, 27756), (81, 26728), (104, 20817), (108, 20046), (117, 18504), (156, 13878), (162, 13364), (216, 10023), (234, 9252), (257, 8424), (312, 6939), (324, 6682), (351, 6168), (468, 4626), (514, 4212), (648, 3341), (702, 3084), (771, 2808), (936, 2313), (1028, 2106), (1053, 2056), (1404, 1542)]