619228890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{982903}}^1$

素因数の和:982923

約数の個数: 48

約数和(自身を含む): 1839996288

約数和(自身を除く): 1220767398

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 982903, 1965806, 2948709, 4914515, 5897418, 6880321, 8846127, 9829030, 13760642, 14743545, 17692254, 20640963, 29487090, 34401605, 41281926, 44230635, 61922889, 68803210, 88461270, 103204815, 123845778, 206409630, 309614445, 619228890]

約数ペア:

[(1, 619228890), (2, 309614445), (3, 206409630), (5, 123845778), (6, 103204815), (7, 88461270), (9, 68803210), (10, 61922889), (14, 44230635), (15, 41281926), (18, 34401605), (21, 29487090), (30, 20640963), (35, 17692254), (42, 14743545), (45, 13760642), (63, 9829030), (70, 8846127), (90, 6880321), (105, 5897418), (126, 4914515), (210, 2948709), (315, 1965806), (630, 982903)]