171926404

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{254329}}^1$

素因数の和:254359

約数の個数: 18

約数和(自身を含む): 325796730

約数和(自身を除く): 153870326

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 254329, 508658, 1017316, 3306277, 6612554, 13225108, 42981601, 85963202, 171926404]

約数ペア:

[(1, 171926404), (2, 85963202), (4, 42981601), (13, 13225108), (26, 6612554), (52, 3306277), (169, 1017316), (338, 508658), (676, 254329)]