12981078

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1237}}^1$

素因数の和:1309

約数の個数: 48

約数和(自身を含む): 31286736

約数和(自身を除く): 18305658

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 53, 66, 99, 106, 159, 198, 318, 477, 583, 954, 1166, 1237, 1749, 2474, 3498, 3711, 5247, 7422, 10494, 11133, 13607, 22266, 27214, 40821, 65561, 81642, 122463, 131122, 196683, 244926, 393366, 590049, 721171, 1180098, 1442342, 2163513, 4327026, 6490539, 12981078]

約数ペア:

[(1, 12981078), (2, 6490539), (3, 4327026), (6, 2163513), (9, 1442342), (11, 1180098), (18, 721171), (22, 590049), (33, 393366), (53, 244926), (66, 196683), (99, 131122), (106, 122463), (159, 81642), (198, 65561), (318, 40821), (477, 27214), (583, 22266), (954, 13607), (1166, 11133), (1237, 10494), (1749, 7422), (2474, 5247), (3498, 3711)]