278381742

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2\times {\mathrm{1091}}^1$

素因数の和:1205

約数の個数: 48

約数和(自身を含む): 595340928

約数和(自身を除く): 316959186

約数列:

[1, 2, 3, 6, 23, 43, 46, 69, 86, 129, 138, 258, 989, 1091, 1849, 1978, 2182, 2967, 3273, 3698, 5547, 5934, 6546, 11094, 25093, 42527, 46913, 50186, 75279, 85054, 93826, 127581, 140739, 150558, 255162, 281478, 1078999, 2017259, 2157998, 3236997, 4034518, 6051777, 6473994, 12103554, 46396957, 92793914, 139190871, 278381742]

約数ペア:

[(1, 278381742), (2, 139190871), (3, 92793914), (6, 46396957), (23, 12103554), (43, 6473994), (46, 6051777), (69, 4034518), (86, 3236997), (129, 2157998), (138, 2017259), (258, 1078999), (989, 281478), (1091, 255162), (1849, 150558), (1978, 140739), (2182, 127581), (2967, 93826), (3273, 85054), (3698, 75279), (5547, 50186), (5934, 46913), (6546, 42527), (11094, 25093)]