1685205

素因数分解:

$3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:112

約数の個数: 48

約数和(自身を含む): 3232320

約数和(自身を除く): 1547115

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 73, 81, 95, 135, 171, 219, 243, 285, 365, 405, 513, 657, 855, 1095, 1215, 1387, 1539, 1971, 2565, 3285, 4161, 4617, 5913, 6935, 7695, 9855, 12483, 17739, 20805, 23085, 29565, 37449, 62415, 88695, 112347, 187245, 337041, 561735, 1685205]

約数ペア:

[(1, 1685205), (3, 561735), (5, 337041), (9, 187245), (15, 112347), (19, 88695), (27, 62415), (45, 37449), (57, 29565), (73, 23085), (81, 20805), (95, 17739), (135, 12483), (171, 9855), (219, 7695), (243, 6935), (285, 5913), (365, 4617), (405, 4161), (513, 3285), (657, 2565), (855, 1971), (1095, 1539), (1215, 1387)]