857576139

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{12919}}^1$

素因数の和:13067

約数の個数: 32

約数和(自身を含む): 1364352000

約数和(自身を除く): 506775861

約数列:

[1, 3, 7, 21, 29, 87, 109, 203, 327, 609, 763, 2289, 3161, 9483, 12919, 22127, 38757, 66381, 90433, 271299, 374651, 1123953, 1408171, 2622557, 4224513, 7867671, 9857197, 29571591, 40836959, 122510877, 285858713, 857576139]

約数ペア:

[(1, 857576139), (3, 285858713), (7, 122510877), (21, 40836959), (29, 29571591), (87, 9857197), (109, 7867671), (203, 4224513), (327, 2622557), (609, 1408171), (763, 1123953), (2289, 374651), (3161, 271299), (9483, 90433), (12919, 66381), (22127, 38757)]