1263922389

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{2503}}^1\times {\mathrm{2953}}^1$

素因数の和:5481

約数の個数: 24

約数和(自身を含む): 1923172160

約数和(自身を除く): 659249771

約数列:

[1, 3, 9, 19, 57, 171, 2503, 2953, 7509, 8859, 22527, 26577, 47557, 56107, 142671, 168321, 428013, 504963, 7391359, 22174077, 66522231, 140435821, 421307463, 1263922389]

約数ペア:

[(1, 1263922389), (3, 421307463), (9, 140435821), (19, 66522231), (57, 22174077), (171, 7391359), (2503, 504963), (2953, 428013), (7509, 168321), (8859, 142671), (22527, 56107), (26577, 47557)]