72257636

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{11987}}^1$

素因数の和:12139

約数の個数: 24

約数和(自身を含む): 138964896

約数和(自身を除く): 66707260

約数列:

[1, 2, 4, 11, 22, 44, 137, 274, 548, 1507, 3014, 6028, 11987, 23974, 47948, 131857, 263714, 527428, 1642219, 3284438, 6568876, 18064409, 36128818, 72257636]

約数ペア:

[(1, 72257636), (2, 36128818), (4, 18064409), (11, 6568876), (22, 3284438), (44, 1642219), (137, 527428), (274, 263714), (548, 131857), (1507, 47948), (3014, 23974), (6028, 11987)]