128823548

素因数分解:

$2^2\times 7^2\times {\mathrm{409}}^1\times {\mathrm{1607}}^1$

素因数の和:2034

約数の個数: 36

約数和(自身を含む): 263052720

約数和(自身を除く): 134229172

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 409, 818, 1607, 1636, 2863, 3214, 5726, 6428, 11249, 11452, 20041, 22498, 40082, 44996, 78743, 80164, 157486, 314972, 657263, 1314526, 2629052, 4600841, 9201682, 18403364, 32205887, 64411774, 128823548]

約数ペア:

[(1, 128823548), (2, 64411774), (4, 32205887), (7, 18403364), (14, 9201682), (28, 4600841), (49, 2629052), (98, 1314526), (196, 657263), (409, 314972), (818, 157486), (1607, 80164), (1636, 78743), (2863, 44996), (3214, 40082), (5726, 22498), (6428, 20041), (11249, 11452)]