139689171

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{2087}}^1$

素因数の和:2200

約数の個数: 32

約数和(自身を含む): 215815680

約数和(自身を除く): 76126509

約数列:

[1, 3, 9, 27, 37, 67, 111, 201, 333, 603, 999, 1809, 2087, 2479, 6261, 7437, 18783, 22311, 56349, 66933, 77219, 139829, 231657, 419487, 694971, 1258461, 2084913, 3775383, 5173673, 15521019, 46563057, 139689171]

約数ペア:

[(1, 139689171), (3, 46563057), (9, 15521019), (27, 5173673), (37, 3775383), (67, 2084913), (111, 1258461), (201, 694971), (333, 419487), (603, 231657), (999, 139829), (1809, 77219), (2087, 66933), (2479, 56349), (6261, 22311), (7437, 18783)]