81244947

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{2851}}^1$

素因数の和:2943

約数の個数: 32

約数和(自身を含む): 131420160

約数和(自身を除く): 50175213

約数列:

[1, 3, 7, 21, 23, 59, 69, 161, 177, 413, 483, 1239, 1357, 2851, 4071, 8553, 9499, 19957, 28497, 59871, 65573, 168209, 196719, 459011, 504627, 1177463, 1377033, 3532389, 3868807, 11606421, 27081649, 81244947]

約数ペア:

[(1, 81244947), (3, 27081649), (7, 11606421), (21, 3868807), (23, 3532389), (59, 1377033), (69, 1177463), (161, 504627), (177, 459011), (413, 196719), (483, 168209), (1239, 65573), (1357, 59871), (2851, 28497), (4071, 19957), (8553, 9499)]