621830254

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1\times {\mathrm{21089}}^1$

素因数の和:21755

約数の個数: 16

約数和(自身を含む): 974864160

約数和(自身を除く): 353033906

約数列:

[1, 2, 23, 46, 641, 1282, 14743, 21089, 29486, 42178, 485047, 970094, 13518049, 27036098, 310915127, 621830254]

約数ペア:

[(1, 621830254), (2, 310915127), (23, 27036098), (46, 13518049), (641, 970094), (1282, 485047), (14743, 42178), (21089, 29486)]