1240659

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{419}}^1$

素因数の和:479

約数の個数: 24

約数和(自身を含む): 2096640

約数和(自身を除く): 855981

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 419, 423, 987, 1257, 2933, 2961, 3771, 8799, 19693, 26397, 59079, 137851, 177237, 413553, 1240659]

約数ペア:

[(1, 1240659), (3, 413553), (7, 177237), (9, 137851), (21, 59079), (47, 26397), (63, 19693), (141, 8799), (329, 3771), (419, 2961), (423, 2933), (987, 1257)]