161497791

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{673}}^1$

素因数の和:992

約数の個数: 48

約数和(自身を含む): 288515136

約数和(自身を除く): 127017345

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 293, 673, 819, 879, 2019, 2051, 2637, 3809, 4711, 6057, 6153, 8749, 11427, 14133, 18459, 26247, 26663, 34281, 42399, 61243, 78741, 79989, 183729, 197189, 239967, 551187, 591567, 1380323, 1774701, 2563457, 4140969, 7690371, 12422907, 17944199, 23071113, 53832597, 161497791]

約数ペア:

[(1, 161497791), (3, 53832597), (7, 23071113), (9, 17944199), (13, 12422907), (21, 7690371), (39, 4140969), (63, 2563457), (91, 1774701), (117, 1380323), (273, 591567), (293, 551187), (673, 239967), (819, 197189), (879, 183729), (2019, 79989), (2051, 78741), (2637, 61243), (3809, 42399), (4711, 34281), (6057, 26663), (6153, 26247), (8749, 18459), (11427, 14133)]