12131665

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{293}}^1$

素因数の和:338

約数の個数: 36

約数和(自身を含む): 18400284

約数和(自身を除く): 6268619

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 169, 245, 293, 455, 637, 845, 1183, 1465, 2051, 3185, 3809, 5915, 8281, 10255, 14357, 19045, 26663, 41405, 49517, 71785, 133315, 186641, 247585, 346619, 933205, 1733095, 2426333, 12131665]

約数ペア:

[(1, 12131665), (5, 2426333), (7, 1733095), (13, 933205), (35, 346619), (49, 247585), (65, 186641), (91, 133315), (169, 71785), (245, 49517), (293, 41405), (455, 26663), (637, 19045), (845, 14357), (1183, 10255), (1465, 8281), (2051, 5915), (3185, 3809)]