131132768

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{315223}}^1$

素因数の和:315246

約数の個数: 24

約数和(自身を含む): 278027568

約数和(自身を除く): 146894800

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 315223, 630446, 1260892, 2521784, 4097899, 5043568, 8195798, 10087136, 16391596, 32783192, 65566384, 131132768]

約数ペア:

[(1, 131132768), (2, 65566384), (4, 32783192), (8, 16391596), (13, 10087136), (16, 8195798), (26, 5043568), (32, 4097899), (52, 2521784), (104, 1260892), (208, 630446), (416, 315223)]