1219989224

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{157}}^1\times {\mathrm{3361}}^1$

素因数の和:3558

約数の個数: 48

約数和(自身を含む): 2446157580

約数和(自身を除く): 1226168356

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 157, 289, 314, 578, 628, 1156, 1256, 2312, 2669, 3361, 5338, 6722, 10676, 13444, 21352, 26888, 45373, 57137, 90746, 114274, 181492, 228548, 362984, 457096, 527677, 971329, 1055354, 1942658, 2110708, 3885316, 4221416, 7770632, 8970509, 17941018, 35882036, 71764072, 152498653, 304997306, 609994612, 1219989224]

約数ペア:

[(1, 1219989224), (2, 609994612), (4, 304997306), (8, 152498653), (17, 71764072), (34, 35882036), (68, 17941018), (136, 8970509), (157, 7770632), (289, 4221416), (314, 3885316), (578, 2110708), (628, 1942658), (1156, 1055354), (1256, 971329), (2312, 527677), (2669, 457096), (3361, 362984), (5338, 228548), (6722, 181492), (10676, 114274), (13444, 90746), (21352, 57137), (26888, 45373)]