12864705

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{761}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 25017984

約数和(自身を除く): 12153279

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 49, 69, 105, 115, 147, 161, 245, 345, 483, 735, 761, 805, 1127, 2283, 2415, 3381, 3805, 5327, 5635, 11415, 15981, 16905, 17503, 26635, 37289, 52509, 79905, 87515, 111867, 122521, 186445, 262545, 367563, 559335, 612605, 857647, 1837815, 2572941, 4288235, 12864705]

約数ペア:

[(1, 12864705), (3, 4288235), (5, 2572941), (7, 1837815), (15, 857647), (21, 612605), (23, 559335), (35, 367563), (49, 262545), (69, 186445), (105, 122521), (115, 111867), (147, 87515), (161, 79905), (245, 52509), (345, 37289), (483, 26635), (735, 17503), (761, 16905), (805, 15981), (1127, 11415), (2283, 5635), (2415, 5327), (3381, 3805)]