25669269

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:250

約数の個数: 36

約数和(自身を含む): 40229280

約数和(自身を除く): 14560011

約数列:

[1, 3, 9, 17, 51, 71, 139, 153, 213, 289, 417, 639, 867, 1207, 1251, 2363, 2601, 3621, 7089, 9869, 10863, 20519, 21267, 29607, 40171, 61557, 88821, 120513, 167773, 184671, 361539, 503319, 1509957, 2852141, 8556423, 25669269]

約数ペア:

[(1, 25669269), (3, 8556423), (9, 2852141), (17, 1509957), (51, 503319), (71, 361539), (139, 184671), (153, 167773), (213, 120513), (289, 88821), (417, 61557), (639, 40171), (867, 29607), (1207, 21267), (1251, 20519), (2363, 10863), (2601, 9869), (3621, 7089)]