247496613

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{69737}}^1$

素因数の和:69773

約数の個数: 24

約数和(自身を含む): 408385728

約数和(自身を除く): 160889115

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 1183, 3549, 69737, 209211, 488159, 906581, 1464477, 2719743, 6346067, 11785553, 19038201, 35356659, 82498871, 247496613]

約数ペア:

[(1, 247496613), (3, 82498871), (7, 35356659), (13, 19038201), (21, 11785553), (39, 6346067), (91, 2719743), (169, 1464477), (273, 906581), (507, 488159), (1183, 209211), (3549, 69737)]