27797289

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{503}}^1$

素因数の和:641

約数の個数: 24

約数和(自身を含む): 40582080

約数和(自身を除く): 12784791

約数列:

[1, 3, 13, 39, 109, 169, 327, 503, 507, 1417, 1509, 4251, 6539, 18421, 19617, 54827, 55263, 85007, 164481, 255021, 712751, 2138253, 9265763, 27797289]

約数ペア:

[(1, 27797289), (3, 9265763), (13, 2138253), (39, 712751), (109, 255021), (169, 164481), (327, 85007), (503, 55263), (507, 54827), (1417, 19617), (1509, 18421), (4251, 6539)]