27968908

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{57787}}^1$

素因数の和:57813

約数の個数: 18

約数和(自身を含む): 53800628

約数和(自身を除く): 25831720

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 57787, 115574, 231148, 635657, 1271314, 2542628, 6992227, 13984454, 27968908]

約数ペア:

[(1, 27968908), (2, 13984454), (4, 6992227), (11, 2542628), (22, 1271314), (44, 635657), (121, 231148), (242, 115574), (484, 57787)]