128581696

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{46723}}^1$

素因数の和:46778

約数の個数: 28

約数和(自身を含む): 261093712

約数和(自身を除く): 132512016

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 172, 344, 688, 1376, 2752, 46723, 93446, 186892, 373784, 747568, 1495136, 2009089, 2990272, 4018178, 8036356, 16072712, 32145424, 64290848, 128581696]

約数ペア:

[(1, 128581696), (2, 64290848), (4, 32145424), (8, 16072712), (16, 8036356), (32, 4018178), (43, 2990272), (64, 2009089), (86, 1495136), (172, 747568), (344, 373784), (688, 186892), (1376, 93446), (2752, 46723)]