39778713

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{26153}}^1$

素因数の和:26185

約数の個数: 18

約数和(自身を含む): 62220366

約数和(自身を除く): 22441653

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 26153, 78459, 235377, 339989, 1019967, 3059901, 4419857, 13259571, 39778713]

約数ペア:

[(1, 39778713), (3, 13259571), (9, 4419857), (13, 3059901), (39, 1019967), (117, 339989), (169, 235377), (507, 78459), (1521, 26153)]