311215554

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23333}}^1$

素因数の和:23376

約数の個数: 64

約数和(自身を含む): 784022400

約数和(自身を除く): 472806846

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 38, 39, 54, 57, 78, 114, 117, 171, 234, 247, 342, 351, 494, 513, 702, 741, 1026, 1482, 2223, 4446, 6669, 13338, 23333, 46666, 69999, 139998, 209997, 303329, 419994, 443327, 606658, 629991, 886654, 909987, 1259982, 1329981, 1819974, 2659962, 2729961, 3989943, 5459922, 5763251, 7979886, 8189883, 11526502, 11969829, 16379766, 17289753, 23939658, 34579506, 51869259, 103738518, 155607777, 311215554]

約数ペア:

[(1, 311215554), (2, 155607777), (3, 103738518), (6, 51869259), (9, 34579506), (13, 23939658), (18, 17289753), (19, 16379766), (26, 11969829), (27, 11526502), (38, 8189883), (39, 7979886), (54, 5763251), (57, 5459922), (78, 3989943), (114, 2729961), (117, 2659962), (171, 1819974), (234, 1329981), (247, 1259982), (342, 909987), (351, 886654), (494, 629991), (513, 606658), (702, 443327), (741, 419994), (1026, 303329), (1482, 209997), (2223, 139998), (4446, 69999), (6669, 46666), (13338, 23333)]