81475119

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{691}}^1$

素因数の和:1108

約数の個数: 32

約数和(自身を含む): 132199680

約数和(自身を除く): 50724561

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 397, 691, 1191, 2073, 3573, 4367, 6219, 7601, 10719, 13101, 18657, 22803, 39303, 68409, 117909, 205227, 274327, 822981, 2468943, 3017597, 7406829, 9052791, 27158373, 81475119]

約数ペア:

[(1, 81475119), (3, 27158373), (9, 9052791), (11, 7406829), (27, 3017597), (33, 2468943), (99, 822981), (297, 274327), (397, 205227), (691, 117909), (1191, 68409), (2073, 39303), (3573, 22803), (4367, 18657), (6219, 13101), (7601, 10719)]