28411691

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{8581}}^1$

素因数の和:8642

約数の個数: 16

約数和(自身を含む): 36250368

約数和(自身を除く): 7838677

約数列:

[1, 7, 11, 43, 77, 301, 473, 3311, 8581, 60067, 94391, 368983, 660737, 2582881, 4058813, 28411691]

約数ペア:

[(1, 28411691), (7, 4058813), (11, 2582881), (43, 660737), (77, 368983), (301, 94391), (473, 60067), (3311, 8581)]