140144481

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{53881}}^1$

素因数の和:53921

約数の個数: 18

約数和(自身を含む): 215043062

約数和(自身を除く): 74898581

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 53881, 161643, 484929, 915977, 2747931, 8243793, 15571609, 46714827, 140144481]

約数ペア:

[(1, 140144481), (3, 46714827), (9, 15571609), (17, 8243793), (51, 2747931), (153, 915977), (289, 484929), (867, 161643), (2601, 53881)]