28010421

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{25303}}^1$

素因数の和:25353

約数の個数: 16

約数和(自身を含む): 42510720

約数和(自身を除く): 14500299

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 25303, 75909, 227727, 683181, 1037423, 3112269, 9336807, 28010421]

約数ペア:

[(1, 28010421), (3, 9336807), (9, 3112269), (27, 1037423), (41, 683181), (123, 227727), (369, 75909), (1107, 25303)]