15328327

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:140

約数の個数: 32

約数和(自身を含む): 19584000

約数和(自身を除く): 4255673

約数列:

[1, 7, 23, 29, 49, 67, 161, 203, 343, 469, 667, 1127, 1421, 1541, 1943, 3283, 4669, 7889, 9947, 10787, 13601, 22981, 32683, 44689, 75509, 95207, 228781, 312823, 528563, 666449, 2189761, 15328327]

約数ペア:

[(1, 15328327), (7, 2189761), (23, 666449), (29, 528563), (49, 312823), (67, 228781), (161, 95207), (203, 75509), (343, 44689), (469, 32683), (667, 22981), (1127, 13601), (1421, 10787), (1541, 9947), (1943, 7889), (3283, 4669)]