31572136

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2087}}^1$

素因数の和:2185

約数の個数: 32

約数和(自身を含む): 62138880

約数和(自身を除く): 30566744

約数列:

[1, 2, 4, 8, 31, 61, 62, 122, 124, 244, 248, 488, 1891, 2087, 3782, 4174, 7564, 8348, 15128, 16696, 64697, 127307, 129394, 254614, 258788, 509228, 517576, 1018456, 3946517, 7893034, 15786068, 31572136]

約数ペア:

[(1, 31572136), (2, 15786068), (4, 7893034), (8, 3946517), (31, 1018456), (61, 517576), (62, 509228), (122, 258788), (124, 254614), (244, 129394), (248, 127307), (488, 64697), (1891, 16696), (2087, 15128), (3782, 8348), (4174, 7564)]