138215487

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:503

約数の個数: 32

約数和(自身を含む): 197821440

約数和(自身を除く): 59605953

約数列:

[1, 3, 23, 69, 71, 89, 213, 267, 317, 951, 1633, 2047, 4899, 6141, 6319, 7291, 18957, 21873, 22507, 28213, 67521, 84639, 145337, 436011, 517661, 648899, 1552983, 1946697, 2003123, 6009369, 46071829, 138215487]

約数ペア:

[(1, 138215487), (3, 46071829), (23, 6009369), (69, 2003123), (71, 1946697), (89, 1552983), (213, 648899), (267, 517661), (317, 436011), (951, 145337), (1633, 84639), (2047, 67521), (4899, 28213), (6141, 22507), (6319, 21873), (7291, 18957)]