42949136

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{661}}^1$

素因数の和:831

約数の個数: 40

約数和(自身を含む): 86684928

約数和(自身を除く): 43735792

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 131, 248, 262, 496, 524, 661, 1048, 1322, 2096, 2644, 4061, 5288, 8122, 10576, 16244, 20491, 32488, 40982, 64976, 81964, 86591, 163928, 173182, 327856, 346364, 692728, 1385456, 2684321, 5368642, 10737284, 21474568, 42949136]

約数ペア:

[(1, 42949136), (2, 21474568), (4, 10737284), (8, 5368642), (16, 2684321), (31, 1385456), (62, 692728), (124, 346364), (131, 327856), (248, 173182), (262, 163928), (496, 86591), (524, 81964), (661, 64976), (1048, 40982), (1322, 32488), (2096, 20491), (2644, 16244), (4061, 10576), (5288, 8122)]