72793721

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{601}}^1$

素因数の和:654

約数の個数: 32

約数和(自身を含む): 98708736

約数和(自身を除く): 25915015

約数列:

[1, 7, 11, 13, 77, 91, 121, 143, 601, 847, 1001, 1331, 1573, 4207, 6611, 7813, 9317, 11011, 17303, 46277, 54691, 72721, 85943, 121121, 509047, 601601, 799931, 945373, 5599517, 6617611, 10399103, 72793721]

約数ペア:

[(1, 72793721), (7, 10399103), (11, 6617611), (13, 5599517), (77, 945373), (91, 799931), (121, 601601), (143, 509047), (601, 121121), (847, 85943), (1001, 72721), (1331, 54691), (1573, 46277), (4207, 17303), (6611, 11011), (7813, 9317)]