81466196

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{28807}}^1$

素因数の和:28919

約数の個数: 24

約数和(自身を含む): 164551296

約数和(自身を除く): 83085100

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 707, 1414, 2828, 28807, 57614, 115228, 201649, 403298, 806596, 2909507, 5819014, 11638028, 20366549, 40733098, 81466196]

約数ペア:

[(1, 81466196), (2, 40733098), (4, 20366549), (7, 11638028), (14, 5819014), (28, 2909507), (101, 806596), (202, 403298), (404, 201649), (707, 115228), (1414, 57614), (2828, 28807)]