219870027

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{110543}}^1$

素因数の和:110579

約数の個数: 24

約数和(自身を含む): 362142144

約数和(自身を除く): 142272117

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 110543, 331629, 994887, 1437059, 1879231, 4311177, 5637693, 12933531, 16913079, 24430003, 73290009, 219870027]

約数ペア:

[(1, 219870027), (3, 73290009), (9, 24430003), (13, 16913079), (17, 12933531), (39, 5637693), (51, 4311177), (117, 1879231), (153, 1437059), (221, 994887), (663, 331629), (1989, 110543)]