213082359

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{2531}}^1$

素因数の和:2771

約数の個数: 32

約数和(自身を含む): 343541760

約数和(自身を除く): 130459401

約数列:

[1, 3, 7, 19, 21, 57, 133, 211, 399, 633, 1477, 2531, 4009, 4431, 7593, 12027, 17717, 28063, 48089, 53151, 84189, 144267, 336623, 534041, 1009869, 1602123, 3738287, 10146779, 11214861, 30440337, 71027453, 213082359]

約数ペア:

[(1, 213082359), (3, 71027453), (7, 30440337), (19, 11214861), (21, 10146779), (57, 3738287), (133, 1602123), (211, 1009869), (399, 534041), (633, 336623), (1477, 144267), (2531, 84189), (4009, 53151), (4431, 48089), (7593, 28063), (12027, 17717)]