25288516

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{52249}}^1$

素因数の和:52275

約数の個数: 18

約数和(自身を含む): 48644750

約数和(自身を除く): 23356234

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 52249, 104498, 208996, 574739, 1149478, 2298956, 6322129, 12644258, 25288516]

約数ペア:

[(1, 25288516), (2, 12644258), (4, 6322129), (11, 2298956), (22, 1149478), (44, 574739), (121, 208996), (242, 104498), (484, 52249)]