39305721

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{143977}}^1$

素因数の和:144000

約数の個数: 16

約数和(自身を含む): 64502144

約数和(自身を除く): 25196423

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 143977, 431931, 1007839, 1871701, 3023517, 5615103, 13101907, 39305721]

約数ペア:

[(1, 39305721), (3, 13101907), (7, 5615103), (13, 3023517), (21, 1871701), (39, 1007839), (91, 431931), (273, 143977)]