1187319

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:255

約数の個数: 24

約数和(自身を含む): 1896048

約数和(自身を除く): 708729

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 197, 287, 591, 861, 1379, 2009, 4137, 6027, 8077, 9653, 24231, 28959, 56539, 169617, 395773, 1187319]

約数ペア:

[(1, 1187319), (3, 395773), (7, 169617), (21, 56539), (41, 28959), (49, 24231), (123, 9653), (147, 8077), (197, 6027), (287, 4137), (591, 2009), (861, 1379)]