287457728

素因数分解:

$2^6\times {\mathrm{239}}^1\times {\mathrm{18793}}^1$

素因数の和:19044

約数の個数: 28

約数和(自身を含む): 572841120

約数和(自身を除く): 285383392

約数列:

[1, 2, 4, 8, 16, 32, 64, 239, 478, 956, 1912, 3824, 7648, 15296, 18793, 37586, 75172, 150344, 300688, 601376, 1202752, 4491527, 8983054, 17966108, 35932216, 71864432, 143728864, 287457728]

約数ペア:

[(1, 287457728), (2, 143728864), (4, 71864432), (8, 35932216), (16, 17966108), (32, 8983054), (64, 4491527), (239, 1202752), (478, 601376), (956, 300688), (1912, 150344), (3824, 75172), (7648, 37586), (15296, 18793)]