121689316

素因数分解:

$2^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{19489}}^1$

素因数の和:19723

約数の個数: 24

約数和(自身を含む): 244482560

約数和(自身を除く): 122793244

約数列:

[1, 2, 4, 7, 14, 28, 223, 446, 892, 1561, 3122, 6244, 19489, 38978, 77956, 136423, 272846, 545692, 4346047, 8692094, 17384188, 30422329, 60844658, 121689316]

約数ペア:

[(1, 121689316), (2, 60844658), (4, 30422329), (7, 17384188), (14, 8692094), (28, 4346047), (223, 545692), (446, 272846), (892, 136423), (1561, 77956), (3122, 38978), (6244, 19489)]