209701081

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1\times {\mathrm{811}}^1$

素因数の和:1300

約数の個数: 16

約数和(自身を含む): 228659200

約数和(自身を除く): 18958119

約数列:

[1, 19, 31, 439, 589, 811, 8341, 13609, 15409, 25141, 258571, 356029, 477679, 6764551, 11036899, 209701081]

約数ペア:

[(1, 209701081), (19, 11036899), (31, 6764551), (439, 477679), (589, 356029), (811, 258571), (8341, 25141), (13609, 15409)]