172152188

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{254663}}^1$

素因数の和:254693

約数の個数: 18

約数和(自身を含む): 326224584

約数和(自身を除く): 154072396

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 254663, 509326, 1018652, 3310619, 6621238, 13242476, 43038047, 86076094, 172152188]

約数ペア:

[(1, 172152188), (2, 86076094), (4, 43038047), (13, 13242476), (26, 6621238), (52, 3310619), (169, 1018652), (338, 509326), (676, 254663)]