2705661

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{641}}^1$

素因数の和:721

約数の個数: 24

約数和(自身を含む): 4540224

約数和(自身を除く): 1834563

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 641, 1407, 1923, 4221, 4487, 5769, 13461, 40383, 42947, 128841, 300629, 386523, 901887, 2705661]

約数ペア:

[(1, 2705661), (3, 901887), (7, 386523), (9, 300629), (21, 128841), (63, 42947), (67, 40383), (201, 13461), (469, 5769), (603, 4487), (641, 4221), (1407, 1923)]