12813819

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{653}}^1$

素因数の和:898

約数の個数: 16

約数和(自身を含む): 17746944

約数和(自身を除く): 4933125

約数列:

[1, 3, 31, 93, 211, 633, 653, 1959, 6541, 19623, 20243, 60729, 137783, 413349, 4271273, 12813819]

約数ペア:

[(1, 12813819), (3, 4271273), (31, 413349), (93, 137783), (211, 60729), (633, 20243), (653, 19623), (1959, 6541)]