128920008

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{767381}}^1$

素因数の和:767397

約数の個数: 32

約数和(自身を含む): 368343360

約数和(自身を除く): 239423352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 767381, 1534762, 2302143, 3069524, 4604286, 5371667, 6139048, 9208572, 10743334, 16115001, 18417144, 21486668, 32230002, 42973336, 64460004, 128920008]

約数ペア:

[(1, 128920008), (2, 64460004), (3, 42973336), (4, 32230002), (6, 21486668), (7, 18417144), (8, 16115001), (12, 10743334), (14, 9208572), (21, 6139048), (24, 5371667), (28, 4604286), (42, 3069524), (56, 2302143), (84, 1534762), (168, 767381)]