81407841

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{6481}}^1$

素因数の和:6616

約数の個数: 16

約数和(自身を含む): 112008960

約数和(自身を除く): 30601119

約数列:

[1, 3, 53, 79, 159, 237, 4187, 6481, 12561, 19443, 343493, 511999, 1030479, 1535997, 27135947, 81407841]

約数ペア:

[(1, 81407841), (3, 27135947), (53, 1535997), (79, 1030479), (159, 511999), (237, 343493), (4187, 19443), (6481, 12561)]