1415421

素因数分解:

$3^3\times 7^1\times {\mathrm{7489}}^1$

素因数の和:7505

約数の個数: 16

約数和(自身を含む): 2396800

約数和(自身を除く): 981379

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 7489, 22467, 52423, 67401, 157269, 202203, 471807, 1415421]

約数ペア:

[(1, 1415421), (3, 471807), (7, 202203), (9, 157269), (21, 67401), (27, 52423), (63, 22467), (189, 7489)]