77127555

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{15919}}^1$

素因数の和:15963

約数の個数: 32

約数和(自身を含む): 137548800

約数和(自身を除く): 60421245

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 4845, 15919, 47757, 79595, 238785, 270623, 302461, 811869, 907383, 1353115, 1512305, 4059345, 4536915, 5141837, 15425511, 25709185, 77127555]

約数ペア:

[(1, 77127555), (3, 25709185), (5, 15425511), (15, 5141837), (17, 4536915), (19, 4059345), (51, 1512305), (57, 1353115), (85, 907383), (95, 811869), (255, 302461), (285, 270623), (323, 238785), (969, 79595), (1615, 47757), (4845, 15919)]