2821149

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{1201}}^1$

素因数の和:1242

約数の個数: 20

約数和(自身を含む): 4363260

約数和(自身を除く): 1542111

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 1201, 2349, 3603, 10809, 32427, 34829, 97281, 104487, 313461, 940383, 2821149]

約数ペア:

[(1, 2821149), (3, 940383), (9, 313461), (27, 104487), (29, 97281), (81, 34829), (87, 32427), (261, 10809), (783, 3603), (1201, 2349)]