257155452

素因数分解:

$2^2\times 3^3\times {\mathrm{389}}^1\times {\mathrm{6121}}^1$

素因数の和:6523

約数の個数: 48

約数和(自身を含む): 668522400

約数和(自身を除く): 411366948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 389, 778, 1167, 1556, 2334, 3501, 4668, 6121, 7002, 10503, 12242, 14004, 18363, 21006, 24484, 36726, 42012, 55089, 73452, 110178, 165267, 220356, 330534, 661068, 2381069, 4762138, 7143207, 9524276, 14286414, 21429621, 28572828, 42859242, 64288863, 85718484, 128577726, 257155452]

約数ペア:

[(1, 257155452), (2, 128577726), (3, 85718484), (4, 64288863), (6, 42859242), (9, 28572828), (12, 21429621), (18, 14286414), (27, 9524276), (36, 7143207), (54, 4762138), (108, 2381069), (389, 661068), (778, 330534), (1167, 220356), (1556, 165267), (2334, 110178), (3501, 73452), (4668, 55089), (6121, 42012), (7002, 36726), (10503, 24484), (12242, 21006), (14004, 18363)]