138567436

素因数分解:

$2^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{25121}}^1$

素因数の和:25329

約数の個数: 24

約数和(自身を含む): 278552736

約数和(自身を除く): 139985300

約数列:

[1, 2, 4, 7, 14, 28, 197, 394, 788, 1379, 2758, 5516, 25121, 50242, 100484, 175847, 351694, 703388, 4948837, 9897674, 19795348, 34641859, 69283718, 138567436]

約数ペア:

[(1, 138567436), (2, 69283718), (4, 34641859), (7, 19795348), (14, 9897674), (28, 4948837), (197, 703388), (394, 351694), (788, 175847), (1379, 100484), (2758, 50242), (5516, 25121)]