12991446

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{941}}^1$

素因数の和:1021

約数の個数: 48

約数和(自身を含む): 30859920

約数和(自身を除く): 17868474

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 59, 78, 117, 118, 177, 234, 354, 531, 767, 941, 1062, 1534, 1882, 2301, 2823, 4602, 5646, 6903, 8469, 12233, 13806, 16938, 24466, 36699, 55519, 73398, 110097, 111038, 166557, 220194, 333114, 499671, 721747, 999342, 1443494, 2165241, 4330482, 6495723, 12991446]

約数ペア:

[(1, 12991446), (2, 6495723), (3, 4330482), (6, 2165241), (9, 1443494), (13, 999342), (18, 721747), (26, 499671), (39, 333114), (59, 220194), (78, 166557), (117, 111038), (118, 110097), (177, 73398), (234, 55519), (354, 36699), (531, 24466), (767, 16938), (941, 13806), (1062, 12233), (1534, 8469), (1882, 6903), (2301, 5646), (2823, 4602)]