258558363

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1\times {\mathrm{251}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 435891456

約数和(自身を除く): 177333093

約数列:

[1, 3, 7, 9, 21, 63, 83, 197, 249, 251, 581, 591, 747, 753, 1379, 1743, 1757, 1773, 2259, 4137, 5229, 5271, 12411, 15813, 16351, 20833, 49053, 49447, 62499, 114457, 145831, 147159, 148341, 187497, 343371, 346129, 437493, 445023, 1030113, 1038387, 1312479, 3115161, 4104101, 12312303, 28728707, 36936909, 86186121, 258558363]

約数ペア:

[(1, 258558363), (3, 86186121), (7, 36936909), (9, 28728707), (21, 12312303), (63, 4104101), (83, 3115161), (197, 1312479), (249, 1038387), (251, 1030113), (581, 445023), (591, 437493), (747, 346129), (753, 343371), (1379, 187497), (1743, 148341), (1757, 147159), (1773, 145831), (2259, 114457), (4137, 62499), (5229, 49447), (5271, 49053), (12411, 20833), (15813, 16351)]