821306739

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{211}}^1\times {\mathrm{10723}}^1$

素因数の和:10959

約数の個数: 24

約数和(自身を含む): 1209495616

約数和(自身を除く): 388188877

約数列:

[1, 3, 11, 33, 121, 211, 363, 633, 2321, 6963, 10723, 25531, 32169, 76593, 117953, 353859, 1297483, 2262553, 3892449, 6787659, 24888083, 74664249, 273768913, 821306739]

約数ペア:

[(1, 821306739), (3, 273768913), (11, 74664249), (33, 24888083), (121, 6787659), (211, 3892449), (363, 2262553), (633, 1297483), (2321, 353859), (6963, 117953), (10723, 76593), (25531, 32169)]