2980978

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1489}}^1$

素因数の和:1522

約数の個数: 32

約数和(自身を含む): 6007680

約数和(自身を除く): 3026702

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 1489, 2002, 2978, 10423, 16379, 19357, 20846, 32758, 38714, 114653, 135499, 212927, 229306, 270998, 425854, 1490489, 2980978]

約数ペア:

[(1, 2980978), (2, 1490489), (7, 425854), (11, 270998), (13, 229306), (14, 212927), (22, 135499), (26, 114653), (77, 38714), (91, 32758), (143, 20846), (154, 19357), (182, 16379), (286, 10423), (1001, 2978), (1489, 2002)]