81963912

素因数分解:

$2^3\times 3^1\times {\mathrm{1303}}^1\times {\mathrm{2621}}^1$

素因数の和:3933

約数の個数: 32

約数和(自身を含む): 205145280

約数和(自身を除く): 123181368

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 1303, 2606, 2621, 3909, 5212, 5242, 7818, 7863, 10424, 10484, 15636, 15726, 20968, 31272, 31452, 62904, 3415163, 6830326, 10245489, 13660652, 20490978, 27321304, 40981956, 81963912]

約数ペア:

[(1, 81963912), (2, 40981956), (3, 27321304), (4, 20490978), (6, 13660652), (8, 10245489), (12, 6830326), (24, 3415163), (1303, 62904), (2606, 31452), (2621, 31272), (3909, 20968), (5212, 15726), (5242, 15636), (7818, 10484), (7863, 10424)]