27478278

素因数分解:

$2^1\times 3^4\times {\mathrm{71}}^1\times {\mathrm{2389}}^1$

素因数の和:2474

約数の個数: 40

約数和(自身を含む): 62465040

約数和(自身を除く): 34986762

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 81, 142, 162, 213, 426, 639, 1278, 1917, 2389, 3834, 4778, 5751, 7167, 11502, 14334, 21501, 43002, 64503, 129006, 169619, 193509, 339238, 387018, 508857, 1017714, 1526571, 3053142, 4579713, 9159426, 13739139, 27478278]

約数ペア:

[(1, 27478278), (2, 13739139), (3, 9159426), (6, 4579713), (9, 3053142), (18, 1526571), (27, 1017714), (54, 508857), (71, 387018), (81, 339238), (142, 193509), (162, 169619), (213, 129006), (426, 64503), (639, 43002), (1278, 21501), (1917, 14334), (2389, 11502), (3834, 7167), (4778, 5751)]