315087591

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{164881}}^1$

素因数の和:164911

約数の個数: 24

約数和(自身を含む): 526303344

約数和(自身を除く): 211215753

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 164881, 494643, 1154167, 2143453, 3462501, 6430359, 8079169, 15004171, 24237507, 45012513, 105029197, 315087591]

約数ペア:

[(1, 315087591), (3, 105029197), (7, 45012513), (13, 24237507), (21, 15004171), (39, 8079169), (49, 6430359), (91, 3462501), (147, 2143453), (273, 1154167), (637, 494643), (1911, 164881)]