145802878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{20693}}^1$

素因数の和:20979

約数の個数: 16

約数和(自身を含む): 236408256

約数和(自身を除く): 90605378

約数列:

[1, 2, 13, 26, 271, 542, 3523, 7046, 20693, 41386, 269009, 538018, 5607803, 11215606, 72901439, 145802878]

約数ペア:

[(1, 145802878), (2, 72901439), (13, 11215606), (26, 5607803), (271, 538018), (542, 269009), (3523, 41386), (7046, 20693)]