78398697

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1231}}^1$

素因数の和:1341

約数の個数: 32

約数和(自身を含む): 119218176

約数和(自身を除く): 40819479

約数列:

[1, 3, 13, 23, 39, 69, 71, 213, 299, 897, 923, 1231, 1633, 2769, 3693, 4899, 16003, 21229, 28313, 48009, 63687, 84939, 87401, 262203, 368069, 1104207, 1136213, 2010223, 3408639, 6030669, 26132899, 78398697]

約数ペア:

[(1, 78398697), (3, 26132899), (13, 6030669), (23, 3408639), (39, 2010223), (69, 1136213), (71, 1104207), (213, 368069), (299, 262203), (897, 87401), (923, 84939), (1231, 63687), (1633, 48009), (2769, 28313), (3693, 21229), (4899, 16003)]