678391794

素因数分解:

$2^1\times 3^3\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{2999}}^1$

素因数の和:3140

約数の個数: 64

約数和(自身を含む): 1555200000

約数和(自身を除く): 876808206

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 59, 71, 118, 142, 177, 213, 354, 426, 531, 639, 1062, 1278, 1593, 1917, 2999, 3186, 3834, 4189, 5998, 8378, 8997, 12567, 17994, 25134, 26991, 37701, 53982, 75402, 80973, 113103, 161946, 176941, 212929, 226206, 353882, 425858, 530823, 638787, 1061646, 1277574, 1592469, 1916361, 3184938, 3832722, 4777407, 5749083, 9554814, 11498166, 12562811, 25125622, 37688433, 75376866, 113065299, 226130598, 339195897, 678391794]

約数ペア:

[(1, 678391794), (2, 339195897), (3, 226130598), (6, 113065299), (9, 75376866), (18, 37688433), (27, 25125622), (54, 12562811), (59, 11498166), (71, 9554814), (118, 5749083), (142, 4777407), (177, 3832722), (213, 3184938), (354, 1916361), (426, 1592469), (531, 1277574), (639, 1061646), (1062, 638787), (1278, 530823), (1593, 425858), (1917, 353882), (2999, 226206), (3186, 212929), (3834, 176941), (4189, 161946), (5998, 113103), (8378, 80973), (8997, 75402), (12567, 53982), (17994, 37701), (25134, 26991)]