28921269

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{12569}}^1$

素因数の和:12644

約数の個数: 16

約数和(自身を含む): 42235200

約数和(自身を除く): 13313931

約数列:

[1, 3, 13, 39, 59, 177, 767, 2301, 12569, 37707, 163397, 490191, 741571, 2224713, 9640423, 28921269]

約数ペア:

[(1, 28921269), (3, 9640423), (13, 2224713), (39, 741571), (59, 490191), (177, 163397), (767, 37707), (2301, 12569)]