28723737

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 45158400

約数和(自身を除く): 16434663

約数列:

[1, 3, 7, 21, 59, 97, 177, 239, 291, 413, 679, 717, 1239, 1673, 2037, 5019, 5723, 14101, 17169, 23183, 40061, 42303, 69549, 98707, 120183, 162281, 296121, 486843, 1367797, 4103391, 9574579, 28723737]

約数ペア:

[(1, 28723737), (3, 9574579), (7, 4103391), (21, 1367797), (59, 486843), (97, 296121), (177, 162281), (239, 120183), (291, 98707), (413, 69549), (679, 42303), (717, 40061), (1239, 23183), (1673, 17169), (2037, 14101), (5019, 5723)]