128647616

素因数分解:

$2^6\times {\mathrm{691}}^1\times {\mathrm{2909}}^1$

素因数の和:3612

約数の個数: 28

約数和(自身を含む): 255742440

約数和(自身を除く): 127094824

約数列:

[1, 2, 4, 8, 16, 32, 64, 691, 1382, 2764, 2909, 5528, 5818, 11056, 11636, 22112, 23272, 44224, 46544, 93088, 186176, 2010119, 4020238, 8040476, 16080952, 32161904, 64323808, 128647616]

約数ペア:

[(1, 128647616), (2, 64323808), (4, 32161904), (8, 16080952), (16, 8040476), (32, 4020238), (64, 2010119), (691, 186176), (1382, 93088), (2764, 46544), (2909, 44224), (5528, 23272), (5818, 22112), (11056, 11636)]