16965663

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:655

約数の個数: 32

約数和(自身を含む): 26998272

約数和(自身を除く): 10032609

約数列:

[1, 3, 11, 13, 33, 39, 71, 143, 213, 429, 557, 781, 923, 1671, 2343, 2769, 6127, 7241, 10153, 18381, 21723, 30459, 39547, 79651, 118641, 238953, 435017, 514111, 1305051, 1542333, 5655221, 16965663]

約数ペア:

[(1, 16965663), (3, 5655221), (11, 1542333), (13, 1305051), (33, 514111), (39, 435017), (71, 238953), (143, 118641), (213, 79651), (429, 39547), (557, 30459), (781, 21723), (923, 18381), (1671, 10153), (2343, 7241), (2769, 6127)]