261623157054

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{734653}}^1$

素因数の和:734865

約数の個数: 64

約数和(自身を含む): 612172485120

約数和(自身を除く): 350549328066

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 122, 139, 183, 278, 366, 417, 427, 834, 854, 973, 1281, 1946, 2562, 2919, 5838, 8479, 16958, 25437, 50874, 59353, 118706, 178059, 356118, 734653, 1469306, 2203959, 4407918, 5142571, 10285142, 15427713, 30855426, 44813833, 89627666, 102116767, 134441499, 204233534, 268882998, 306350301, 313696831, 612700602, 627393662, 714817369, 941090493, 1429634738, 1882180986, 2144452107, 4288904214, 6229122787, 12458245574, 18687368361, 37374736722, 43603859509, 87207719018, 130811578527, 261623157054]

約数ペア:

[(1, 261623157054), (2, 130811578527), (3, 87207719018), (6, 43603859509), (7, 37374736722), (14, 18687368361), (21, 12458245574), (42, 6229122787), (61, 4288904214), (122, 2144452107), (139, 1882180986), (183, 1429634738), (278, 941090493), (366, 714817369), (417, 627393662), (427, 612700602), (834, 313696831), (854, 306350301), (973, 268882998), (1281, 204233534), (1946, 134441499), (2562, 102116767), (2919, 89627666), (5838, 44813833), (8479, 30855426), (16958, 15427713), (25437, 10285142), (50874, 5142571), (59353, 4407918), (118706, 2203959), (178059, 1469306), (356118, 734653)]