31097661

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1321}}^1$

素因数の和:1409

約数の個数: 32

約数和(自身を含む): 50764800

約数和(自身を除く): 19667139

約数列:

[1, 3, 7, 19, 21, 57, 59, 133, 177, 399, 413, 1121, 1239, 1321, 3363, 3963, 7847, 9247, 23541, 25099, 27741, 75297, 77939, 175693, 233817, 527079, 545573, 1480841, 1636719, 4442523, 10365887, 31097661]

約数ペア:

[(1, 31097661), (3, 10365887), (7, 4442523), (19, 1636719), (21, 1480841), (57, 545573), (59, 527079), (133, 233817), (177, 175693), (399, 77939), (413, 75297), (1121, 27741), (1239, 25099), (1321, 23541), (3363, 9247), (3963, 7847)]