51309621

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{709}}^1$

素因数の和:786

約数の個数: 48

約数和(自身を含む): 87721920

約数和(自身を除く): 36412299

約数列:

[1, 3, 9, 11, 17, 33, 43, 51, 99, 129, 153, 187, 387, 473, 561, 709, 731, 1419, 1683, 2127, 2193, 4257, 6381, 6579, 7799, 8041, 12053, 23397, 24123, 30487, 36159, 70191, 72369, 91461, 108477, 132583, 274383, 335357, 397749, 518279, 1006071, 1193247, 1554837, 3018213, 4664511, 5701069, 17103207, 51309621]

約数ペア:

[(1, 51309621), (3, 17103207), (9, 5701069), (11, 4664511), (17, 3018213), (33, 1554837), (43, 1193247), (51, 1006071), (99, 518279), (129, 397749), (153, 335357), (187, 274383), (387, 132583), (473, 108477), (561, 91461), (709, 72369), (731, 70191), (1419, 36159), (1683, 30487), (2127, 24123), (2193, 23397), (4257, 12053), (6381, 8041), (6579, 7799)]