193931545

素因数分解:

$5^1\times {\mathrm{181}}^1\times {\mathrm{421}}^1\times {\mathrm{509}}^1$

素因数の和:1116

約数の個数: 16

約数和(自身を含む): 235020240

約数和(自身を除く): 41088695

約数列:

[1, 5, 181, 421, 509, 905, 2105, 2545, 76201, 92129, 214289, 381005, 460645, 1071445, 38786309, 193931545]

約数ペア:

[(1, 193931545), (5, 38786309), (181, 1071445), (421, 460645), (509, 381005), (905, 214289), (2105, 92129), (2545, 76201)]