531785985

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{277}}^1\times {\mathrm{977}}^1$

素因数の和:1393

約数の個数: 32

約数和(自身を含む): 861328512

約数和(自身を除く): 329542527

約数列:

[1, 3, 5, 15, 131, 277, 393, 655, 831, 977, 1385, 1965, 2931, 4155, 4885, 14655, 36287, 108861, 127987, 181435, 270629, 383961, 544305, 639935, 811887, 1353145, 1919805, 4059435, 35452399, 106357197, 177261995, 531785985]

約数ペア:

[(1, 531785985), (3, 177261995), (5, 106357197), (15, 35452399), (131, 4059435), (277, 1919805), (393, 1353145), (655, 811887), (831, 639935), (977, 544305), (1385, 383961), (1965, 270629), (2931, 181435), (4155, 127987), (4885, 108861), (14655, 36287)]