81426993

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1\times {\mathrm{1907}}^1$

素因数の和:2284

約数の個数: 16

約数和(自身を含む): 111488256

約数和(自身を除く): 30061263

約数列:

[1, 3, 43, 129, 331, 993, 1907, 5721, 14233, 42699, 82001, 246003, 631217, 1893651, 27142331, 81426993]

約数ペア:

[(1, 81426993), (3, 27142331), (43, 1893651), (129, 631217), (331, 246003), (993, 82001), (1907, 42699), (5721, 14233)]