157432989

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{2203}}^1$

素因数の和:2337

約数の個数: 32

約数和(自身を含む): 248822784

約数和(自身を除く): 91389795

約数列:

[1, 3, 7, 21, 41, 83, 123, 249, 287, 581, 861, 1743, 2203, 3403, 6609, 10209, 15421, 23821, 46263, 71463, 90323, 182849, 270969, 548547, 632261, 1279943, 1896783, 3839829, 7496809, 22490427, 52477663, 157432989]

約数ペア:

[(1, 157432989), (3, 52477663), (7, 22490427), (21, 7496809), (41, 3839829), (83, 1896783), (123, 1279943), (249, 632261), (287, 548547), (581, 270969), (861, 182849), (1743, 90323), (2203, 71463), (3403, 46263), (6609, 23821), (10209, 15421)]