27778986

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3947}}^1$

素因数の和:3995

約数の個数: 48

約数和(自身を含む): 66515904

約数和(自身を除く): 38736918

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 34, 46, 51, 69, 102, 138, 153, 207, 306, 391, 414, 782, 1173, 2346, 3519, 3947, 7038, 7894, 11841, 23682, 35523, 67099, 71046, 90781, 134198, 181562, 201297, 272343, 402594, 544686, 603891, 817029, 1207782, 1543277, 1634058, 3086554, 4629831, 9259662, 13889493, 27778986]

約数ペア:

[(1, 27778986), (2, 13889493), (3, 9259662), (6, 4629831), (9, 3086554), (17, 1634058), (18, 1543277), (23, 1207782), (34, 817029), (46, 603891), (51, 544686), (69, 402594), (102, 272343), (138, 201297), (153, 181562), (207, 134198), (306, 90781), (391, 71046), (414, 67099), (782, 35523), (1173, 23682), (2346, 11841), (3519, 7894), (3947, 7038)]