25651353

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 44330496

約数和(自身を除く): 18679143

約数列:

[1, 3, 7, 13, 21, 31, 39, 49, 91, 93, 147, 217, 273, 403, 433, 637, 651, 1209, 1299, 1519, 1911, 2821, 3031, 4557, 5629, 8463, 9093, 13423, 16887, 19747, 21217, 39403, 40269, 59241, 63651, 93961, 118209, 174499, 275821, 281883, 523497, 657727, 827463, 1221493, 1973181, 3664479, 8550451, 25651353]

約数ペア:

[(1, 25651353), (3, 8550451), (7, 3664479), (13, 1973181), (21, 1221493), (31, 827463), (39, 657727), (49, 523497), (91, 281883), (93, 275821), (147, 174499), (217, 118209), (273, 93961), (403, 63651), (433, 59241), (637, 40269), (651, 39403), (1209, 21217), (1299, 19747), (1519, 16887), (1911, 13423), (2821, 9093), (3031, 8463), (4557, 5629)]