28660709

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{12007}}^1$

素因数の和:12056

約数の個数: 16

約数和(自身を含む): 36888576

約数和(自身を除く): 8227867

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 12007, 84049, 132077, 372217, 924539, 2605519, 4094387, 28660709]

約数ペア:

[(1, 28660709), (7, 4094387), (11, 2605519), (31, 924539), (77, 372217), (217, 132077), (341, 84049), (2387, 12007)]