16079205

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 26699904

約数和(自身を除く): 10620699

約数列:

[1, 3, 5, 15, 43, 97, 129, 215, 257, 291, 485, 645, 771, 1285, 1455, 3855, 4171, 11051, 12513, 20855, 24929, 33153, 55255, 62565, 74787, 124645, 165765, 373935, 1071947, 3215841, 5359735, 16079205]

約数ペア:

[(1, 16079205), (3, 5359735), (5, 3215841), (15, 1071947), (43, 373935), (97, 165765), (129, 124645), (215, 74787), (257, 62565), (291, 55255), (485, 33153), (645, 24929), (771, 20855), (1285, 12513), (1455, 11051), (3855, 4171)]