12945163

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:152

約数の個数: 32

約数和(自身を含む): 17049600

約数和(自身を除く): 4104437

約数列:

[1, 7, 11, 47, 49, 73, 77, 329, 343, 511, 517, 539, 803, 2303, 3431, 3577, 3619, 3773, 5621, 16121, 24017, 25039, 25333, 37741, 39347, 168119, 177331, 264187, 275429, 1176833, 1849309, 12945163]

約数ペア:

[(1, 12945163), (7, 1849309), (11, 1176833), (47, 275429), (49, 264187), (73, 177331), (77, 168119), (329, 39347), (343, 37741), (511, 25333), (517, 25039), (539, 24017), (803, 16121), (2303, 5621), (3431, 3773), (3577, 3619)]