16443243

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{4721}}^1$

素因数の和:4776

約数の個数: 20

約数和(自身を含む): 25139928

約数和(自身を除く): 8696685

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 4721, 14163, 42489, 127467, 203003, 382401, 609009, 1827027, 5481081, 16443243]

約数ペア:

[(1, 16443243), (3, 5481081), (9, 1827027), (27, 609009), (43, 382401), (81, 203003), (129, 127467), (387, 42489), (1161, 14163), (3483, 4721)]