251344621

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 300072960

約数和(自身を除く): 48728339

約数列:

[1, 11, 23, 31, 73, 253, 341, 439, 713, 803, 1679, 2263, 4829, 7843, 10097, 13609, 18469, 24893, 32047, 52049, 111067, 149699, 313007, 352517, 572539, 737081, 993457, 3443077, 8107891, 10928027, 22849511, 251344621]

約数ペア:

[(1, 251344621), (11, 22849511), (23, 10928027), (31, 8107891), (73, 3443077), (253, 993457), (341, 737081), (439, 572539), (713, 352517), (803, 313007), (1679, 149699), (2263, 111067), (4829, 52049), (7843, 32047), (10097, 24893), (13609, 18469)]