16997565

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1301}}^1$

素因数の和:1389

約数の個数: 32

約数和(自身を含む): 29748096

約数和(自身を除く): 12750531

約数列:

[1, 3, 5, 13, 15, 39, 65, 67, 195, 201, 335, 871, 1005, 1301, 2613, 3903, 4355, 6505, 13065, 16913, 19515, 50739, 84565, 87167, 253695, 261501, 435835, 1133171, 1307505, 3399513, 5665855, 16997565]

約数ペア:

[(1, 16997565), (3, 5665855), (5, 3399513), (13, 1307505), (15, 1133171), (39, 435835), (65, 261501), (67, 253695), (195, 87167), (201, 84565), (335, 50739), (871, 19515), (1005, 16913), (1301, 13065), (2613, 6505), (3903, 4355)]