7128729

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:227

約数の個数: 40

約数和(自身を含む): 11708928

約数和(自身を除く): 4580199

約数列:

[1, 3, 9, 17, 27, 31, 51, 81, 93, 153, 167, 279, 459, 501, 527, 837, 1377, 1503, 1581, 2511, 2839, 4509, 4743, 5177, 8517, 13527, 14229, 15531, 25551, 42687, 46593, 76653, 88009, 139779, 229959, 264027, 419337, 792081, 2376243, 7128729]

約数ペア:

[(1, 7128729), (3, 2376243), (9, 792081), (17, 419337), (27, 264027), (31, 229959), (51, 139779), (81, 88009), (93, 76653), (153, 46593), (167, 42687), (279, 25551), (459, 15531), (501, 14229), (527, 13527), (837, 8517), (1377, 5177), (1503, 4743), (1581, 4509), (2511, 2839)]