80701641

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{1979}}^1$

素因数の和:2205

約数の個数: 24

約数和(自身を含む): 122316480

約数和(自身を除く): 41614839

約数列:

[1, 3, 9, 23, 69, 197, 207, 591, 1773, 1979, 4531, 5937, 13593, 17811, 40779, 45517, 136551, 389863, 409653, 1169589, 3508767, 8966849, 26900547, 80701641]

約数ペア:

[(1, 80701641), (3, 26900547), (9, 8966849), (23, 3508767), (69, 1169589), (197, 409653), (207, 389863), (591, 136551), (1773, 45517), (1979, 40779), (4531, 17811), (5937, 13593)]