81766937

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1237}}^1$

素因数の和:1341

約数の個数: 24

約数和(自身を含む): 101615040

約数和(自身を除く): 19848103

約数列:

[1, 7, 19, 49, 71, 133, 497, 931, 1237, 1349, 3479, 8659, 9443, 23503, 60613, 66101, 87827, 164521, 614789, 1151647, 1668713, 4303523, 11680991, 81766937]

約数ペア:

[(1, 81766937), (7, 11680991), (19, 4303523), (49, 1668713), (71, 1151647), (133, 614789), (497, 164521), (931, 87827), (1237, 66101), (1349, 60613), (3479, 23503), (8659, 9443)]