209316909

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{5171}}^1$

素因数の和:5408

約数の個数: 16

約数和(自身を含む): 284004864

約数和(自身を除く): 74687955

約数列:

[1, 3, 103, 131, 309, 393, 5171, 13493, 15513, 40479, 532613, 677401, 1597839, 2032203, 69772303, 209316909]

約数ペア:

[(1, 209316909), (3, 69772303), (103, 2032203), (131, 1597839), (309, 677401), (393, 532613), (5171, 40479), (13493, 15513)]