2752281

素因数分解:

$3^2\times 7^2\times {\mathrm{79}}^2$

素因数の和:178

約数の個数: 27

約数和(自身を含む): 4683861

約数和(自身を除く): 1931580

約数列:

[1, 3, 7, 9, 21, 49, 63, 79, 147, 237, 441, 553, 711, 1659, 3871, 4977, 6241, 11613, 18723, 34839, 43687, 56169, 131061, 305809, 393183, 917427, 2752281]

約数ペア:

[(1, 2752281), (3, 917427), (7, 393183), (9, 305809), (21, 131061), (49, 56169), (63, 43687), (79, 34839), (147, 18723), (237, 11613), (441, 6241), (553, 4977), (711, 3871)]