31717154

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{683}}^1$

素因数の和:830

約数の個数: 32

約数和(自身を含む): 56733696

約数和(自身を除く): 25016542

約数列:

[1, 2, 7, 14, 31, 62, 107, 214, 217, 434, 683, 749, 1366, 1498, 3317, 4781, 6634, 9562, 21173, 23219, 42346, 46438, 73081, 146162, 148211, 296422, 511567, 1023134, 2265511, 4531022, 15858577, 31717154]

約数ペア:

[(1, 31717154), (2, 15858577), (7, 4531022), (14, 2265511), (31, 1023134), (62, 511567), (107, 296422), (214, 148211), (217, 146162), (434, 73081), (683, 46438), (749, 42346), (1366, 23219), (1498, 21173), (3317, 9562), (4781, 6634)]