890603991

素因数分解:

$3^6\times {\mathrm{31}}^1\times {\mathrm{39409}}^1$

素因数の和:39458

約数の個数: 28

約数和(自身を含む): 1378404160

約数和(自身を除く): 487800169

約数列:

[1, 3, 9, 27, 31, 81, 93, 243, 279, 729, 837, 2511, 7533, 22599, 39409, 118227, 354681, 1064043, 1221679, 3192129, 3665037, 9576387, 10995111, 28729161, 32985333, 98955999, 296867997, 890603991]

約数ペア:

[(1, 890603991), (3, 296867997), (9, 98955999), (27, 32985333), (31, 28729161), (81, 10995111), (93, 9576387), (243, 3665037), (279, 3192129), (729, 1221679), (837, 1064043), (2511, 354681), (7533, 118227), (22599, 39409)]