209121407

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{2437}}^1$

素因数の和:2746

約数の個数: 16

約数和(自身を含む): 236973600

約数和(自身を除く): 27852193

約数列:

[1, 11, 29, 269, 319, 2437, 2959, 7801, 26807, 70673, 85811, 655553, 777403, 7211083, 19011037, 209121407]

約数ペア:

[(1, 209121407), (11, 19011037), (29, 7211083), (269, 777403), (319, 655553), (2437, 85811), (2959, 70673), (7801, 26807)]