27738879

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{3659}}^1$

素因数の和:3707

約数の個数: 24

約数和(自身を含む): 44622720

約数和(自身を除く): 16883841

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 2527, 3659, 7581, 10977, 25613, 69521, 76839, 208563, 486647, 1320899, 1459941, 3962697, 9246293, 27738879]

約数ペア:

[(1, 27738879), (3, 9246293), (7, 3962697), (19, 1459941), (21, 1320899), (57, 486647), (133, 208563), (361, 76839), (399, 69521), (1083, 25613), (2527, 10977), (3659, 7581)]