138873189

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{508693}}^1$

素因数の和:508716

約数の個数: 16

約数和(自身を含む): 227894912

約数和(自身を除く): 89021723

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 508693, 1526079, 3560851, 6613009, 10682553, 19839027, 46291063, 138873189]

約数ペア:

[(1, 138873189), (3, 46291063), (7, 19839027), (13, 10682553), (21, 6613009), (39, 3560851), (91, 1526079), (273, 508693)]