138580915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{18127}}^1$

素因数の和:18282

約数の個数: 16

約数和(自身を含む): 182730240

約数和(自身を除く): 44149325

約数列:

[1, 5, 11, 55, 139, 695, 1529, 7645, 18127, 90635, 199397, 996985, 2519653, 12598265, 27716183, 138580915]

約数ペア:

[(1, 138580915), (5, 27716183), (11, 12598265), (55, 2519653), (139, 996985), (695, 199397), (1529, 90635), (7645, 18127)]