64779902

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{21493}}^1$

素因数の和:21643

約数の個数: 16

約数和(自身を含む): 106782192

約数和(自身を除く): 42002290

約数列:

[1, 2, 11, 22, 137, 274, 1507, 3014, 21493, 42986, 236423, 472846, 2944541, 5889082, 32389951, 64779902]

約数ペア:

[(1, 64779902), (2, 32389951), (11, 5889082), (22, 2944541), (137, 472846), (274, 236423), (1507, 42986), (3014, 21493)]