12977405

素因数分解:

$5^1\times 7^4\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:103

約数の個数: 40

約数和(自身を含む): 19360512

約数和(自身を除く): 6383107

約数列:

[1, 5, 7, 23, 35, 47, 49, 115, 161, 235, 245, 329, 343, 805, 1081, 1127, 1645, 1715, 2303, 2401, 5405, 5635, 7567, 7889, 11515, 12005, 16121, 37835, 39445, 52969, 55223, 80605, 112847, 264845, 276115, 370783, 564235, 1853915, 2595481, 12977405]

約数ペア:

[(1, 12977405), (5, 2595481), (7, 1853915), (23, 564235), (35, 370783), (47, 276115), (49, 264845), (115, 112847), (161, 80605), (235, 55223), (245, 52969), (329, 39445), (343, 37835), (805, 16121), (1081, 12005), (1127, 11515), (1645, 7889), (1715, 7567), (2303, 5635), (2401, 5405)]