128984401

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 164376576

約数和(自身を除く): 35392175

約数列:

[1, 7, 13, 41, 91, 181, 191, 287, 533, 1267, 1337, 2353, 2483, 3731, 7421, 7831, 16471, 17381, 34571, 51947, 54817, 96473, 101803, 241997, 449423, 675311, 712621, 1417411, 3145961, 9921877, 18426343, 128984401]

約数ペア:

[(1, 128984401), (7, 18426343), (13, 9921877), (41, 3145961), (91, 1417411), (181, 712621), (191, 675311), (287, 449423), (533, 241997), (1267, 101803), (1337, 96473), (2353, 54817), (2483, 51947), (3731, 34571), (7421, 17381), (7831, 16471)]