138865741

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{17417}}^1$

素因数の和:17508

約数の個数: 16

約数和(自身を含む): 170557056

約数和(自身を除く): 31691315

約数列:

[1, 7, 17, 67, 119, 469, 1139, 7973, 17417, 121919, 296089, 1166939, 2072623, 8168573, 19837963, 138865741]

約数ペア:

[(1, 138865741), (7, 19837963), (17, 8168573), (67, 2072623), (119, 1166939), (469, 296089), (1139, 121919), (7973, 17417)]