25641231

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{10091}}^1$

素因数の和:10123

約数の個数: 24

約数和(自身を含む): 42951552

約数和(自身を除く): 17310321

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 10091, 30273, 70637, 111001, 211911, 333003, 777007, 1221011, 2331021, 3663033, 8547077, 25641231]

約数ペア:

[(1, 25641231), (3, 8547077), (7, 3663033), (11, 2331021), (21, 1221011), (33, 777007), (77, 333003), (121, 211911), (231, 111001), (363, 70637), (847, 30273), (2541, 10091)]