3721009509

素因数分解:

$3^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{89899}}^1$

素因数の和:89991

約数の個数: 40

約数和(自身を含む): 6439716800

約数和(自身を除く): 2718707291

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 81, 189, 219, 511, 567, 657, 1533, 1971, 4599, 5913, 13797, 41391, 89899, 269697, 629293, 809091, 1887879, 2427273, 5663637, 6562627, 7281819, 16990911, 19687881, 45938389, 50972733, 59063643, 137815167, 177190929, 413445501, 531572787, 1240336503, 3721009509]

約数ペア:

[(1, 3721009509), (3, 1240336503), (7, 531572787), (9, 413445501), (21, 177190929), (27, 137815167), (63, 59063643), (73, 50972733), (81, 45938389), (189, 19687881), (219, 16990911), (511, 7281819), (567, 6562627), (657, 5663637), (1533, 2427273), (1971, 1887879), (4599, 809091), (5913, 629293), (13797, 269697), (41391, 89899)]