664774

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:132

約数の個数: 24

約数和(自身を含む): 1139544

約数和(自身を除く): 474770

約数列:

[1, 2, 11, 22, 41, 67, 82, 121, 134, 242, 451, 737, 902, 1474, 2747, 4961, 5494, 8107, 9922, 16214, 30217, 60434, 332387, 664774]

約数ペア:

[(1, 664774), (2, 332387), (11, 60434), (22, 30217), (41, 16214), (67, 9922), (82, 8107), (121, 5494), (134, 4961), (242, 2747), (451, 1474), (737, 902)]