209213810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1237}}^1\times {\mathrm{1301}}^1$

素因数の和:2558

約数の個数: 32

約数和(自身を含む): 406192752

約数和(自身を除く): 196978942

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1237, 1301, 2474, 2602, 6185, 6505, 12370, 13010, 16081, 16913, 32162, 33826, 80405, 84565, 160810, 169130, 1609337, 3218674, 8046685, 16093370, 20921381, 41842762, 104606905, 209213810]

約数ペア:

[(1, 209213810), (2, 104606905), (5, 41842762), (10, 20921381), (13, 16093370), (26, 8046685), (65, 3218674), (130, 1609337), (1237, 169130), (1301, 160810), (2474, 84565), (2602, 80405), (6185, 33826), (6505, 32162), (12370, 16913), (13010, 16081)]