212345636

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{487}}^1\times {\mathrm{1787}}^1$

素因数の和:2339

約数の個数: 24

約数和(自身を含む): 378684096

約数和(自身を除く): 166338460

約数列:

[1, 2, 4, 61, 122, 244, 487, 974, 1787, 1948, 3574, 7148, 29707, 59414, 109007, 118828, 218014, 436028, 870269, 1740538, 3481076, 53086409, 106172818, 212345636]

約数ペア:

[(1, 212345636), (2, 106172818), (4, 53086409), (61, 3481076), (122, 1740538), (244, 870269), (487, 436028), (974, 218014), (1787, 118828), (1948, 109007), (3574, 59414), (7148, 29707)]