138889395

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{34679}}^1$

素因数の和:34779

約数の個数: 24

約数和(自身を含む): 243453600

約数和(自身を除く): 104564205

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 445, 801, 1335, 4005, 34679, 104037, 173395, 312111, 520185, 1560555, 3086431, 9259293, 15432155, 27777879, 46296465, 138889395]

約数ペア:

[(1, 138889395), (3, 46296465), (5, 27777879), (9, 15432155), (15, 9259293), (45, 3086431), (89, 1560555), (267, 520185), (445, 312111), (801, 173395), (1335, 104037), (4005, 34679)]