128220153985

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{1295873}}^1$

素因数の和:1296153

約数の個数: 32

約数和(自身を含む): 192577243392

約数和(自身を除く): 64357089407

約数列:

[1, 5, 7, 11, 35, 55, 77, 257, 385, 1285, 1799, 2827, 8995, 14135, 19789, 98945, 1295873, 6479365, 9071111, 14254603, 45355555, 71273015, 99782221, 333039361, 498911105, 1665196805, 2331275527, 3663432971, 11656377635, 18317164855, 25644030797, 128220153985]

約数ペア:

[(1, 128220153985), (5, 25644030797), (7, 18317164855), (11, 11656377635), (35, 3663432971), (55, 2331275527), (77, 1665196805), (257, 498911105), (385, 333039361), (1285, 99782221), (1799, 71273015), (2827, 45355555), (8995, 14254603), (14135, 9071111), (19789, 6479365), (98945, 1295873)]