221255337

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{653}}^1\times {\mathrm{2131}}^1$

素因数の和:2840

約数の個数: 16

約数和(自身を含む): 301174848

約数和(自身を除く): 79919511

約数列:

[1, 3, 53, 159, 653, 1959, 2131, 6393, 34609, 103827, 112943, 338829, 1391543, 4174629, 73751779, 221255337]

約数ペア:

[(1, 221255337), (3, 73751779), (53, 4174629), (159, 1391543), (653, 338829), (1959, 112943), (2131, 103827), (6393, 34609)]