123720194

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{153499}}^1$

素因数の和:153545

約数の個数: 16

約数和(自身を含む): 206304000

約数和(自身を除く): 82583806

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 153499, 306998, 1995487, 3990974, 4758469, 9516938, 61860097, 123720194]

約数ペア:

[(1, 123720194), (2, 61860097), (13, 9516938), (26, 4758469), (31, 3990974), (62, 1995487), (403, 306998), (806, 153499)]