216588866

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{438439}}^1$

素因数の和:438473

約数の個数: 16

約数和(自身を含む): 368289600

約数和(自身を除く): 151700734

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 438439, 876878, 5699707, 8330341, 11399414, 16660682, 108294433, 216588866]

約数ペア:

[(1, 216588866), (2, 108294433), (13, 16660682), (19, 11399414), (26, 8330341), (38, 5699707), (247, 876878), (494, 438439)]